This paper investigates the impact of public capital on private sector output by testing and estimating an aggregate production function for the U.S. economy over the postwar period augmented to include the stock of public capital as an additional factor input. We use patent applications to...

Following the global financial crisis, significant uncertainty has existed around the U.S. economy's steady state equilibrium. This paper uses a factor model to provide a new approach to estimating 'the stars' (i.e. the neutral interest rate, maximum employment, and the level and growth rate of...