This calculator was inspired by the EPI's wages v productivity calculator. Inflation data was taken from the consumer price index with the 2015 data point being the most recent CPI point available from the Bureau of Labor Statistics.
CEO compensation is taken from the top 350 firms for 20014-2009. For other years it is from the top 500 or top 800 firms. The 2015 number is found by increasing the 2014 number by 5%.
S&P 500 data is from here with the 2015 data point being the price of the s&p 500 on September 5th 2015. San Francisco real estate data is from here.