We find that the long-run equity premium is fully explained by GDP growth and that it is consistent with a short-term portfolio insurance motive. We first derive the macroeconomic equivalent of the standard sustainable growth formula to determine the long-run average return on stocks. The...

We show that the long-term total market and average investor’s compounded stock returns are determined by GDP growth and are much less than believed because of the infeasible assumption that dividends can be fully reinvested. The long-term stock return closely approximates the return on...