One's best trading strategy according to the efficient markets hypothesis is summarized as:

Question

Quizplus · Accepted Answer

According to the efficient markets hypothesis, it is not possible to consistently beat the market by buying and selling stocks or trying to time the market. Therefore, the best trading strategy is to buy and hold a well-diversified portfolio of stocks over the long-term. This allows investors to capture the long-term growth of the stock market and avoid the costs and risks associated with frequent trading.

One's Best Trading Strategy According to the Efficient Markets Hypothesis