Benignoand, Gianluca; Benigno, Pierpaolo; Nisticò, … - 2010
models in which the exogenous state variables follow conditionally-linear stochastic processes displaying time-varying risk …. The first-order approximation is consistent with a conditionally-linear model in which risk is still timevarying but has … second-order approximation of the solution, instead, is sufficient to get this role. Moreover, risk premia, evaluated using …