This paper analyzes the production process of scientific outputs and its implications on the U.S. economy using variants of a disaggregated Marshallian Macroeconomic Model (MMM). Federal spending on scientific activities produces innovation which we measure using the number of patents awarded....

Using several variants of a Marshallian Macroeconomic Model (MMM), see Zellner and Israilevich (2005) and Ngoie and Zellner (2012), this paper investigates how various tax rate reductions may help stimulate the U.S. economy while not adversely affecting aggregate U.S. debt. Variants of our MMM...

Using a disaggregated Marshallian Macroeconomic Model (MMM-DA), this paper investigates how the adoption of a set of 'free market reforms' may affect the economic growth rate of South Africa. Accounting for possible side effects mainly on the budget deficit, our findings suggest that the...