The savings factor, savings rate, and withdrawal rate targets are based on simulations based on historical market data. (fidelity.com)
Technical analysis of stocks and trends is the study of historical market data, including price and volume. (investopedia.com)
Using historical market data from 1934 to 1972 and analyzing returns assuming various levels of predictive ability, the result is that in order to perform better than simply remaining fully invested in stocks, one must be able to predict the market with at least 83 % accuracy, a predictive ability that would be extremely difficult for even the best market timer to sustain. (quickmba.com)