Do we have too few children? We intend to address this question. In developed countries, the fertility rate has declined since WWII. This may cause a slowdown in the growth of GDP in developed countries. However, important factors for the well-being of individuals are per capita variables, like...

We explore how tax evasion by firms affects the growth- and welfare-maximizing rates of corporate income tax (CIT) in an endogenous growth model with productive public service. We show that the negative effect of CIT on growth is mitigated in the presence of tax evasion. This increases the...

In this paper, I show that accountability for inflation target will improve social welfare when the central bank makes transparency-opaqueness choices endogenously. The key elements are uncertainty of the firmsf informational quality, the opacity bias of constrained discretionay monetary policy...

This paper analyzes the relationship between the optimal weight on output gap in the central bankfs loss function and the degree of inertia in a hybrid version of New Keynesian model with a pure discretionary inflation targeting. I present the policy recommendations as to the weight on output...

This paper explores an optimal personnel organization problem of monetary policy committees. First, I construct an analytically tractable model for monetary policy analysis which starts from decision-making in the monetary policy committee. Using the model, I investigate the relationship between...

How many members should committees consist of? This paper addresses this question in view of imperfect information and coordination behavior among the members, which is a new approach alternative to introducing information acquisition cost. First, using a simple model, I show that the existence...

This paper constructs an endogenous growth model with overlapping generations, whose engine of economic growth is productive public capital. The government faces a trade-off in public policy between public investment and social security provision because of its budget constraint. Larger public...