If we should continue to achieve a 20% compounded gain—not an easy or certain result by any means—and this gain is translated into a corresponding increase in the market value of Berkshire Hathaway stock as it has been over the last fifteen years, your after-tax purchasing power gain is likely to be very close to zero at a 14% inflation rate. Most of the remaining six percentage points will go for income tax any time you wish to convert your twenty percentage points of nominal annual gain into cash.
