In this paper, we first estimate firms total factor productivity by differentiating marginal contributions to firms production from various types of workers, grouped by their highest educational attainments. Second, we investigate whether there are human capital as well as research and...

"In this paper, we first estimate firms' total factor productivity by differentiating marginal contributions to firms' production from various types of workers, grouped by their highest educational attainments. Second, we investigate whether there are human capital as well as research and...