Lettau, Martin; Ludvigson, Sydney - C.E.P.R. Discussion Papers - 2002
. Such a failure of predictive power is not an indication that risk-premia are constant, however. On the contrary, the … the equity risk-premium and expected dividend growth precisely because expected returns fluctuate at those frequencies …, and co-vary with changing forecasts of dividend growth. The findings imply that both the market risk-premium and expected …