Can You Predict a Good Time to Buy and Sell Stocks?

A lot has been written about this topic. Over the years, we have heard a lot of ideas about timing the market. Many investors would love to have a crystal ball to predict what is going to happen next or as the saying goes, "buy low and sell high".  The video below tests this theory and Jim Davis, PhD runs more than 780 tests on data from 15 stock markets.