The American Economist, Vol. 42, No. 1 (Spring, 1998), pp. 42-55 (14 pages) This paper investigates rivalry in R&D expenditures for firms within the U. S. Automobile industry. It attempts to falsify ...

This paper is devoted to a detailed examination of the exact sampling properties of the instrumental variables (IV) estimator of the vector of coefficients on the exogenous variables in a single ...