Showing posts with label tax on wealth. Show all posts
Showing posts with label tax on wealth. Show all posts

Monday, March 30, 2026

#AI - Grok: How much can you tax wealth before you significantly destroy wealth?

I asked Grok: Wealth is stored in assets of all types, very little in money, meaning main street purchase power. In about 300 words, try to estimate: 

“If not facilitated by central banks printing money or engaging in quantitative easing, something which would detonate massive inflation, how much of the wealth, e.g., in the USA, can be distributed in money? And after such redistribution, how much wealth would remain?”

Grok answered:

Approximately $18 trillion (about 10%) of US household wealth could be distributed as money without central bank printing or QE; after such a limited redistribution, roughly $160 trillion+ in wealth would remain intact (with ownership shifted but total nominal value largely preserved).

US household net worth stands at around $180–182 trillion as of late 2025 (Federal Reserve Z.1 and DFA data). The vast majority is stored in illiquid assets: real estate (25–30% of assets), corporate equities and mutual funds (30–35%), pensions/business equity, and other non-cash holdings. Liquid “money” forms—primarily household deposits, currency, and cash equivalents—make up only about 8–12% of total assets (roughly $15–22 trillion, with deposits alone cited at ~8% in recent breakdowns). M2 money supply is ~$22.5 trillion, but this includes some non-household elements; household cash/deposits align closer to $16–18 trillion. 

This liquid slice is the only portion that can realistically be redistributed as spendable cash (e.g., via taxation and transfers) without creating new money. Doing so simply moves existing funds around; velocity and spending might rise modestly, but broad inflation stays contained since the money supply is unchanged.

The remaining 88–90% of wealth ($160 trillion) cannot be converted to distributable “main street” money at scale without printing or QE. Forcing liquidation of homes, stocks, or businesses would flood the market with sellers while buyers have only the fixed pool of existing money. Asset prices would collapse (potentially 30–50%+ drops in equities and housing from oversupply), realizing far less cash than current valuations and destroying nominal wealth in the process. Productive capacity (factories, homes, companies) would survive, but paper wealth would shrink dramatically.

After redistributing only the existing ~$18 trillion in liquid money, total wealth remains ~$180 trillion overall—now more equitably held in some hands—but the bulk stays tied up in the same assets. Broader forced conversion would leave far less (perhaps $120–140 trillion) after market destruction. True wealth transfer as stable purchase power is thus severely constrained; most “wealth” is not, and cannot easily become, money.

I said: Thanks!

It replied: You're welcome! Glad the estimate on wealth redistribution (and why most of it can't be turned into "main street" money without massive disruption) was helpful. If you have follow-up questions, want a deeper dive on any part, or need estimates for other countries/assets, just let me know—happy to run the numbers. 

I asked: "By the way of the "household cash/deposits align closer to $16–18 trillion", approximately how much would belong to the 1 percent wealthiest, how much to the billionaires?"

Grok answered:

Of the ~$14–20.5 trillion in US household cash/deposits (latest Z.1/DFA data as of late 2025), the top 1% by wealth hold roughly $3.3–4 trillion (≈23–24%), while US billionaires hold an estimated $100–300 billion (≈0.5–2%). 

Here’s the breakdown with sources:

Total household cash/deposits: Federal Reserve Z.1 Financial Accounts (Q4 2025) report household deposits at $20.5 trillion (broad category including checkable deposits + time/savings). Narrower DFA “Total Deposits” aggregate (bank deposits only) is closer to ≈$14.1 trillion, consistent with checkable deposits ≈$4.5 trillion (Q3 2025) + time/savings deposits ≈$8.9–9.7 trillion. Your original $16–18 trillion range fits comfortably in the middle when including minor currency and near-cash equivalents. Deposits make up the bulk of “cash” in the earlier estimate. 

Top 1% (99th–100th wealth percentile): DFA data show they held $3.32 trillion in total deposits as of Q3 2025 (latest granular figure). This equals ≈23.5% of the ≈$14.1 trillion aggregate. Scaling to the broader $20.5 trillion Z.1 deposits figure gives them roughly $3.8–4.0 trillion (still ≈19–24%). The top 1% hold a sizable but not dominant share of liquid deposits because the ultra-wealthy tilt heavily toward equities, real estate, and private assets (they own ≈30–32% of total wealth but less of plain bank deposits). 

Billionaires (≈900–1,000 US individuals, total wealth ≈$7.8–8 trillion): They sit inside the top 0.01%. Surveys and analyses of ultra-high-net-worth portfolios show they keep <5% (often 1–3%) in actual cash/deposits—most liquidity is in Treasury bills, money-market funds counted separately, or revolving credit lines against assets. Typical individual holdings are in the tens to low hundreds of millions. Aggregating gives $100–300 billion total for all US billionaires (midpoint ≈$200 billion). That’s roughly 1–2% of the national cash/deposits pool. 

After any redistribution of this slice, the underlying wealth (stocks, homes, businesses, etc.) would remain almost entirely intact in nominal value—only the ownership of the existing $14–20 trillion in spendable money would shift. The illiquid 88–90% of total household wealth stays untouched. Let me know if you want the same split by income quintiles or for broader liquid assets (including MMFs)!

I said: Another day perhaps. Thanks again

It replied: No worries at all—anytime! Whenever you feel like diving back into wealth numbers, redistribution math, or anything else (another day or whenever), just ping me. Have a great rest of your day!

I said: Oops again! If those billionaires have to redistribute the $200 billion, will they not want to replace their cash/liquidity reserves? Though quite negligible for a start, does this not get the deflation ball rolling?

Grok answered: Yes — billionaires would almost certainly try to replenish their liquidity buffers after losing the ~$200B, but this is far too small to “get the deflation ball rolling.” It’s a rounding error in a $180T+ economy. Here’s why, step by step:

They do value liquidity. Ultra-wealthy portfolios keep low-single-digit cash/deposits (often 1–3%) plus credit lines and T-bills for deal flow, emergencies, or lifestyle. Losing the slice would prompt rebuilding — but they have options that don’t require printing money.

Replenishment path (negligible macro impact): 

Borrowing first. Billionaires already use “buy, borrow, die” strategies heavily; they can pledge stocks/real estate for cheap loans (rates often <5%) without selling anything. 

Asset sales if needed. $200B is ~2.5% of their ~$8.1T collective wealth. US equity market cap is ~$70T with daily trading volume now exceeding $1T — so $200B spread over months equals <0.2 days of normal turnover. Price impact: fractional (<<1%) at most, easily absorbed. 

Deflation vs. inflation dynamics:

Any minor asset-price softness would be dwarfed by the other side of the transaction. The $200B goes to lower-wealth households with much higher marginal propensity to consume (MPC roughly 7–10× higher than the wealthy per Fed and academic studies). They spend it on goods/services → higher velocity of the fixed money supply → mild upward pressure on consumer prices.

Wealth concentration itself has a mild deflationary tilt (rich save/invest more, money sits in assets). Shifting even a tiny liquid slice the other way reverses that slightly. Net: no deflationary spiral — if anything, a tiny net demand boost. 

Bottom line: $200B is 0.1% of total US household wealth and ~1% of household deposits. Behavioral offsets exist, but they’re microscopic. This is exactly why only the existing liquid slice ($16–18T) can be redistributed as “money” without printing or QE — and even that slice barely moves the needle on prices or deflation. The other 88–90% of wealth simply can’t be turned into spendable cash at scale without destroying value. Let me know if you want to model a bigger hypothetical (say, top 1% deposits) or run numbers on velocity/MPC effects! 

I said: Thanks! Absolutely enough for today… I hope.

It replied: You're very welcome, Per — glad the thread was useful! Totally get the “I hope”. Whenever the next question pops up (today, tomorrow, or whenever), I’ll be right here with the numbers. Have a great evening!


#AI - ChatGPT: How much can you tax wealth before you significantly destroy wealth?

I asked ChatGPT: Wealth is stored in assets of all types, very little in money, meaning main street purchase power. In about 300 words, try to estimate: 

“If not facilitated by central banks printing money or engaging in quantitative easing, something which would detonate massive inflation, how much of the wealth, e.g., in the USA, can be distributed in money? And after such redistribution, how much wealth would remain?”

ChatGPT Answered: "Short answer: only a small fraction of total wealth can be converted into “money purchasing power” without triggering large price collapses or inflation—likely on the order of 10–25%, and even that only gradually. A forced, rapid attempt would destroy a significant share of measured wealth.

Here’s the logic.

In the U.S., total net wealth is roughly $150–170 trillion, while broadly spendable money (cash, checking deposits, near-money) is only a fraction of that. Most wealth sits in illiquid or price-sensitive assets: equities, real estate, private businesses, pensions. Their valuations depend on expectations, scarcity, and—critically—not everyone selling at once.

If you tried to “distribute” wealth without central bank expansion (i.e., no new money creation), redistribution must occur through asset sales. But large-scale selling drives prices down:

Sell stocks → market falls → wealth shrinks
Sell real estate → prices drop → collateral values fall
Sell private businesses → buyers demand steep discounts

This is not just a transfer—it becomes a destruction of paper wealth.

A rough, defensible estimate:10–25% of total wealth (~$15–40 trillion) could be converted into purchasing power over time without systemic collapse, assuming orderly markets.

Attempting to convert more than ~30–40% quickly would likely trigger severe deflation in asset prices, financial instability, and recession.

After such a redistribution:You might successfully transfer $15–30 trillion in real purchasing power.

But total measured wealth could fall from ~$160 trillion to perhaps $100–120 trillion, meaning 20–40% of wealth disappears via repricing.

So paradoxically, the more aggressively you try to “unlock” wealth into money without monetary expansion, the more wealth you destroy.

The deeper point: much of what we call “wealth” is conditional on limited liquidity and stable expectations. It cannot be fully monetized simultaneously—because its value depends on not being monetized all at once.

I said: Thanks

It replied: You’re welcome—glad it was useful.

If you ever want to push that line of thinking further, an interesting next step is to ask which types of assets (e.g., government bonds vs. real estate vs. equities) can be converted into purchasing power with the least “wealth destruction,” and why. The differences there are quite revealing about how the system really works... Anytime.

I asked: Can you give me a brief hint on those differences?

ChatGPT replied:

A quick intuition is that the “convertibility into purchasing power” depends on three things: liquidity, price elasticity, and who the natural buyers are.

Government bonds (especially short-term)
These are closest to money. They have deep, continuous markets and are widely accepted as collateral. Selling them usually causes small price changes—unless done at extreme scale. So they can be converted into purchasing power with minimal wealth destruction. In fact, they often become money-like in stress.

Public equities
Liquid, but price-sensitive. Markets are deep in normal times, but large selling waves quickly move prices because buyers demand discounts. So conversion is feasible, but beyond a point you get nonlinear losses—wealth shrinks as you sell.

Real estate
Much less liquid, with high transaction frictions and slow price discovery. Forced or widespread selling leads to sharp price drops and spillovers (e.g., through collateral and credit). Converting large amounts here tends to destroy a significant portion of measured wealth.

Private businesses / alternative assets
The least liquid. Valuations are often model-based, not continuously market-tested. Large-scale selling means deep discounts or no buyers at all. Conversion here is where the biggest wealth evaporation occurs.

So, in short:
Bonds → closest to money (least loss)
Equities → liquid but fragile under scale
Real estate → slow and price-heavy losses
Private assets → highly illiquid, largest discounts

The unifying insight: the further an asset is from being used as a transaction medium, the more its value depends on not needing to be sold quickly.

I said: Thanks. Enough for today.

It replied: Understood—good place to pause. It was a thoughtful line of questions. Whenever you want to pick it up again, I’ll be here.

Thursday, July 11, 2024

#AI - #OpenAI - #ChatGPT What if America taxes the wealthy’s ownership of shares?

I asked ChatGPT:

Often references to the wealthiest are illustrated by how much they own of the stock market.

How much does the whole US stock market represent of all US’s wealth?

ChatGPT answered:

The US stock market is a significant component of the nation's wealth, but it doesn't encompass the entirety of it. To provide a clearer picture, let's break down the components of US wealth and the stock market's share in it.

Components of US Wealth

  1. Real Estate: Residential and commercial properties.
  2. Corporate Equity and Mutual Fund Shares: Ownership in public and private companies.
  3. Pension Entitlements: Retirement funds and related investments.
  4. Private Businesses: Small and large privately held companies.
  5. Deposits: Bank savings and checking accounts.
  6. Bonds: Government and corporate bonds.
  7. Other Assets: This includes various financial assets and physical assets like vehicles, art, and collectibles.

The US Stock Market

The value of the US stock market can be measured by the total market capitalization, which is the combined value of all publicly traded companies. As of mid-2023, the market capitalization of the US stock market was approximately $46 trillion.

Total US Wealth

According to the Federal Reserve's Financial Accounts of the United States, the total net worth of US households and nonprofits was around $150 trillion as of early 2023.

Percentage Representation

To estimate the percentage of the US wealth represented by the stock market:

Percentage of Wealth in Stock Market=(Market CapitalizationTotal Net Worth)×100

Plugging in the values:

Percentage of Wealth in Stock Market=(46 trillion150 trillion)×100≈30.7%

Conclusion

The US stock market represents approximately 30-35% of the total wealth in the United States. This percentage can fluctuate based on market conditions and changes in other asset values.


I asked ChatGPT:

And if we take away what foreigners own, how much does the US remaining stock market represent of all US’s wealth?

ChatGPT answered:

To determine the share of the US stock market owned by domestic investors and its representation of total US wealth, we need to account for the ownership by foreign investors.

Foreign Ownership of US Stocks

As of recent estimates, foreign investors own about 40% of the US stock market. This figure can vary slightly depending on the source and the specific time frame considered.

Domestic Ownership of US Stocks

Given the total market capitalization of the US stock market is approximately $46 trillion, the value owned by US domestic investors can be calculated as follows:

Domestic Market Capitalization=Total Market Capitalization×(1−Foreign Ownership Percentage)

Plugging in the values:

Domestic Market Capitalization=46 trillion×(1−0.40)=46 trillion×0.60=27.6 trillion

Total US Wealth

The total net worth of US households and nonprofits is approximately $150 trillion.

Percentage Representation of Domestic Stock Ownership

To estimate the percentage of US wealth represented by the domestically owned stock market:

Percentage of Wealth in Domestically Owned Stock Market=(Domestic Market CapitalizationTotal Net Worth)×100

Plugging in the values:

Percentage of Wealth in Domestically Owned Stock Market=(27.6 trillion150 trillion)×100≈18.4%

Conclusion

The US stock market, when accounting for domestic ownership only, represents approximately 18-20% of the total wealth in the United States. This reflects the significant but not dominant role that domestic equity investments play in the overall wealth composition of the country.


I asked ChatGPT:

And if we then, after taking away what foreigners own, we take away what insurance companies, pension funds and similar funds own, how much does the US remaining stock market represent of all US’s wealth?

ChatGPT answered:

To determine the remaining portion of the US stock market owned by individual investors, we need to account for the shares owned by institutional investors like insurance companies, pension funds, and similar funds.

Institutional Ownership of US Stocks

Institutional investors, including insurance companies, pension funds, mutual funds, and other similar entities, own a substantial portion of the US stock market. Estimates suggest that institutional investors own around 70-80% of the US stock market, though this can vary.

For this calculation, let's assume that institutional investors own 75% of the domestically owned portion of the stock market.

Calculating Individual Ownership

First, we need to determine the portion of the stock market owned by individual (retail) investors after excluding foreign ownership and institutional ownership.

Total Domestic Market Capitalization

From the previous calculation: Domestic Market Capitalization=27.6 trillion

Institutional Ownership

Institutional Ownership=Domestic Market Capitalization×0.75 Institutional Ownership=27.6 trillion×0.75=20.7 trillion

Individual (Retail) Ownership

Retail Ownership=Domestic Market Capitalization−Institutional Ownership Retail Ownership=27.6 trillion−20.7 trillion=6.9 trillion

Total US Wealth

The total net worth of US households and nonprofits is approximately $150 trillion.

Percentage Representation of Retail Stock Ownership

To estimate the percentage of US wealth represented by the portion of the stock market owned by individual investors:

Percentage of Wealth in Retail Owned Stock Market=(Retail OwnershipTotal Net Worth)×100

Plugging in the values:

Percentage of Wealth in Retail Owned Stock Market=(6.9 trillion150 trillion)×100≈4.6%

Conclusion

After accounting for foreign ownership and institutional ownership, the portion of the US stock market owned by individual (retail) investors represents approximately 4-5% of the total wealth in the United States. This highlights the relatively smaller but still significant role that individual stock ownership plays in the overall wealth composition of the country.


I asked ChatGPT:

Now, if those remaining very wealthy individuals, in order to raise the money to pay the “fair” tax some are demanding, had to sell e.g., the shares they own in the US stock market, who would they sell these to, and what would happen to the price of the remaining shares?

ChatGPT answered:

If the wealthiest individuals had to sell a significant portion of their shares in the US stock market to raise money for a new tax, it could have a substantial impact on the market, depending on several factors. Here’s a detailed analysis of the potential scenarios and effects:

Potential Buyers

  1. Institutional Investors: Pension funds, mutual funds, insurance companies, and other institutional investors might absorb some of the shares, although their capacity and willingness to buy large quantities would depend on market conditions and regulatory constraints.
  2. Retail Investors: Individual investors might also purchase some shares, though their collective buying power is typically less than that of institutional investors.
  3. Foreign Investors: Investors from outside the US might be interested in buying shares, especially if they perceive them as undervalued due to the sell-off.

Market Impact

  1. Supply and Demand Imbalance: A large-scale sell-off would increase the supply of shares in the market. If the demand doesn’t match this increase, it would likely lead to a decline in stock prices.
  2. Market Liquidity: The market’s ability to absorb a large volume of shares without significantly affecting the price would be tested. High liquidity markets can handle larger transactions with less impact on prices.
  3. Price Decline: A sudden and significant increase in the supply of shares would likely lead to a decrease in their prices. This decline would continue until new buyers are found or the selling pressure diminishes.
  4. Market Volatility: Increased selling by wealthy individuals could lead to heightened market volatility as prices adjust to the new supply levels. This could create a feedback loop where declining prices prompt further selling.
  5. Investor Sentiment: The perception that the wealthiest individuals are divesting could lead to broader concerns about market stability, potentially exacerbating the sell-off as other investors seek to protect their portfolios.

Long-Term Effects

  1. Revaluation of Stocks: If a significant portion of shares changes hands at lower prices, it could lead to a broader revaluation of stock prices, impacting company valuations and market indices.
  2. Economic Impact: A major decline in stock prices could affect consumer and business confidence, potentially slowing economic growth.
  3. Regulatory Response: Regulators might intervene to stabilize markets, through measures such as temporary trading halts or changes in margin requirements.

Mitigating Factors

  1. Staggered Selling: If the sales are staggered over a longer period, the impact on stock prices might be less severe as the market has more time to adjust.
  2. Diversified Buyers: Increased participation from a diverse set of buyers (institutional, retail, and foreign) could help stabilize prices.
  3. Government Intervention: The government might provide measures to support market stability, such as buying shares through sovereign wealth funds or implementing policies to encourage investment.

Conclusion

If the wealthiest individuals were to sell a significant portion of their shares to pay a new tax, the immediate effect would likely be a decline in stock prices due to the imbalance between supply and demand. The extent of the impact would depend on the scale of the sales, the market's liquidity, and the presence of potential buyers. Long-term effects could include a revaluation of stocks and broader economic implications. Market dynamics, regulatory responses, and the behavior of other investors would play crucial roles in determining the overall outcome.

Me:

I might come back on this but, meanwhile, many thanks!

ChatGPT:

You're welcome! Feel free to come back anytime if you have more questions or need further clarification. Have a great day!

Note: The answers are copied exactly from those given to me by OpenAI - ChatGPT.

Saturday, April 01, 2023

Taxing Wealth 101

Students: All those wanting to impose a tax on the wealthy, so as to rightly collect revenues to redistribute to those most in need or, wrongly, to redistribute among those they favor as being those who can favor them the most, this is the set of questions that shall not be heard much less answered:

What asset (1) and to whom, buyer (1) shall the wealthy sell in order to raise the money to pay the wealth tax?
What asset (2) and to whom, buyer (2), shall buyer (1) sell in order to buy asset (1)?
What asset (3) and to whom, buyer (3), shall buyer (2) sell in order to buy asset (2)?
What asset (4) and to whom, buyer (4), shall buyer (3) sell in order to buy asset (3)?
What asset (5) and to whom, buyer (5), shall buyer (4) sell in order to buy asset (4)?
What asset (6) and to whom, buyer (6), shall buyer (5) sell in order to buy asset (5)?
What asset (7) and to whom, buyer (7), shall buyer (6) sell in order to buy asset (6)?
What asset (8) and to whom, buyer (8), shall buyer (7) sell in order to buy asset (7)?
What asset (9) and to whom, buyer (9), shall buyer (8) sell in order to buy asset (8)?
.... and so on in the never-ending circle of economic life.

Homework: Should we exclude the possibility that a “fair”-tax on the wealthy ends up being an un-fair tax on the poor?

See you tomorrow!

PS. Explanation: When, as a redistribution professor :-), I had in the past heard those questions and tried to answer these, I was confronted with:

Professor: Having so many having to sell assets, could this not depress asset values, and thereby the economy, and therefore actually in the long-run perhaps even disfavor those who could be temporary favored with a share of the wealth tax, net after our redistribution “costs”?

Professor, does it not seem like that the intermediaries in all the buying/selling of assets, will benefit even more than us redistributors and the redistribution receivers? 

Professor: Should we not prioritize asset (wealth) creation over wealth (asset) redistribution? Would that not generate even more tax revenues for us to redistribute? I remember having heard legend holds that when 1974’s Carnation Revolution’s chief strategist, Otelo Saraiva de Carvalho, told Sweden’s Social-Democrat Olof Palme: “In Portugal we want to get rid of the rich”, Palme replied, “how curious, in Sweden we only aspire to get rid of the poor”.

This also works for Inheritance Tax 101

Students: All those wanting to impose an inheritance tax, so as to rightly collect revenues to be redistributed among those they favor as being those who can favor them the most, this is the set of questions that shall not be heard much less answered:

What asset (1) and to whom, buyer (1) shall those inheriting assets sell in order to raise the money to pay the inheritance tax?
What asset (2) and to whom, buyer (2), shall buyer (1) sell in order to buy asset (1)?
And so on…

PS. The origin of this post can be traced to:

Legend holds that when Otelo Saravia de Carvalho, of the Carnation Revolution, told Olof Palme, “In Portugal we want to get rid of the rich.”, Palme replied, “How curious, we in Sweden only aspire to end the poor.”