Pástor, Luboš; Veronesi, Pietro - C.E.P.R. Discussion Papers - 2010
We analyze how changes in government policy affect stock prices. Our general equilibrium model features uncertainty … policy after performance downturns in the private sector. Stock prices fall at the announcements of policy changes, on … change is preceded by a short or shallow downturn. Policy changes increase volatility, risk premia, and correlations among …