Taxes on Stock Gains and Inflation. Suppose you bought a stock for $100 and its value stayed constant in real terms. Over 25 years, the price of the stock in dollar terms has tripled. If you sold the...

Taxes on Stock Gains and Inflation. Suppose you bought a stock for $100 and its value stayed constant in real terms. Over 25 years, the price of the stock in dollar terms has tripled. If you sold the stock after 25 years and your tax rate was 10%, how much tax would you owe? How much do you think you should owe?