In an in‡uential series of contributions, Kraay and Ventura (2000, 2003) o¤er a“new rule” for the current account: in response to a temporary income shock, thechange in the current account is equal to the change in saving times the ratio of netforeign assets to wealth. We analyze the...

This article studies the e¤ect of limited commitment on stock return volatility in a dynamicgeneral equilibrium economy populated by investors with heterogeneous beliefs. Due to het-erogeneity of beliefs investors disagree about the fundamentals, introducing an additional riskfactor denoted...