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Supply Based Explanation Of The Equity Premium Puzzle, Richard H. Serlin
Supply Based Explanation Of The Equity Premium Puzzle, Richard H. Serlin
Richard H. Serlin
All of the explanations for the equity premium puzzle I have seen in the literature are based on the demand side; trying to find utility functions for a representative investor and ex-ante probability distributions for returns that would explain investors demanding such high average returns for stocks relative to bonds. I suggest a supply side explanation: The long run supply curve for corporate stock may simply be extremely long and flat, and consistently about 5 ½ percentage points in return higher than the premium bonds supply curve, even at stock quantities as high as the entire national savings rate. Why? …