This notes outlines how to solve Hayashi and Prescott (2007) "The 1990s: Japan's Lost Decade", extended with an exogenous population growth and labour-augmenting technical progress, using a Linear-Quadratic Approximation as in Ljungqvist and Sargent (2004).

This paper attempts to provide a framework for analyzing the interaction between real decisions (concerning investment and factor inputs)and financial decisions (concerning debt and new share issues) of a corporation. The model carries a rich menu of tax rates and explicitly incorporates...