A dynamic economy with markets of equities and bonds is considered. The rational expectations equilibrium is defined in an asset pricing model and a condition under which the Modigliani-Miller theorem holds is shown. In an aggregate model the existence of a rational expectations equilibrium is...

A general quasi-stationary model of capital accumulation under uncertainty is considered and the discounted golden-rule state is characterized by prices. A support price for the discounted golden-rule state, which is a finitely additive vector-valued measure, is proved to exist. By using the...