This paper develops and analyzes a macroeconomic model in which aggregate growth and fluctuations arise from the discovery and diffusion of new technologies; there are no exogenous aggregate shocks. The temporal behavior of aggregates is driven by individuals' efforts to innovate and/or make use...

In this paper we provide a thorough characterization of the asset returns implied by a simple general equilibrium production economy with Chew-Dekel risk preferences and convex capital adjustment costs. When households display levels of disappointment aversion consistent with the experimental...