Bitcoin returned 307.83% in 2020, not including any transaction fees. After midnight (in the morning) on January 1, 2020, bitcoin's […]

The S&P 500 Price index returned 15.76% in 2020. Using a better calculation including dividend reinvestment, the S&P 500 returned […]

The Dow Jones Industrial Average returned 6.87% in 2020. Using a better calculation, which includes dividend reinvestment, the Dow Jones […]

The NASDAQ returned 42.58% in 2020. Using a better calculation, which includes dividend reinvestment, the NASDAQ returned 42.99%. The 2020 […]

In this post are United States Salary Brackets by Age for 2020 (using the newest data we have through mid-2021). You'll […]

Below are estimated United States salary brackets for 2020 (using the newest data we have through mid-2021). See estimates for the […]

Below is a salary percentile calculator for the United States for 2020. Enter pre-tax or gross salary or wage income […]

On this page is a 2020 salary percentile by age calculator with estimates for the United States. Enter an age […]

On this page you'll find John Bogle's Stock Valuation Model for the United States stock market. It provides the historical […]

Below you'll find an investment calculator, where you can model the future growth of an investment you own (or are […]