| | | | TIME PERIOD (QUARTER) |
| | | | 8/1/20 | 10/31/20 | 1/31/21 | 4/30/21 | 7/31/21 | 10/31/21 | 1/31/22 | 4/30/22 | 7/31/22 | 10/31/22 | 1/31/23 | 4/30/23 | 7/31/23 |
| | | | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | | | Year 1 | Year 2 | Year 3 |
| | | | | | | | | | | | | | | | | | Tax rate (gains) |
| FACEBOOK price 4/30/2020 | 225.09 | | | | | | | | | | | | | | | | Federal | 24% | 15% | 15% |
| price (buy) | 0 | | | | | | | | | | | | | | | | State | 8.53% | 8.53% | 8.53% |
| invest | $ 10,000 | | | | | | | | | | | | | | | | Combined tax rate |
| shares | |
| 50% ile | 1.03 | | | | | | | | | | | | | | | | NET PRESENT WORTH CALCULATIONS |
| 90% ile | 1.16 | | | | | | | | | | | | | | | | Inflation-free interest rate | 1.5% |
| lognormal random variable | | | | | | | | | | | | | | | | | Inflation |
| stock price | | | | | | | | | | | | | | | | | Market interest rate |
| buy & sell | | | $ (10,000) | | | | | | | | | | | | | | Net present worth (NPW) |
| taxes | | | | | | | | | | | | | | | | | Facebook |
| NET | | | $ (10,000) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | | | Walmart |
| WALMART price 4/30/2020 | 124.06 | | | | | | | | | | | | | | | | ANALYSIS OF UNCERTAINTY |
| price (buy) | 0 | | | | | | | | | | | | | | | | Expected NPW |
| invest | $ 10,000 | | | | | | | | | | | | | | | | Facebook |
| shares | | | | | | | | | | | | | | | | | Walmart |
| mean | | | | | | | | | | | | | | | | | Standard deviation of NPW |
| standard deviation | | | | | | | | | | | | | | | | | Facebook |
| normal random variable | | | | | | | | | | | | | | | | | Walmart |
| stock price |
| projected dividends per share | | | | | | | | | | | | | | | | | Probability NPW < 0 |
| buy & sell | | | $ (10,000) | | | | | | | | | | | | | | Facebook |
| money from dividends | | | | | | | | | | | | | | | | | Walmart |
| taxes | | | | | | | | | | | | | | | | | Probability NPW of Facebook < NPW of Walmart |
| NET | | | (10,000) |