In this paper, we study maximum likelihood estimation and Lagrange multiplier testing of a one-way error components regression model suitable for incomplete panel and including parametrically specified variance functions for both individual-specific and general error disturbances. All the...

In this paper we investigate the relationship between the agricultural technological level and R&D expenditures, human capital and openness to international trade using cross country information for a sample of 104 countries and various sub samples over the period 1961-1991. We first model the...

For a three-sector Feder-Ram framework, we present time-series, cross-sectional estimates for two cohorts, consisting of Asian and Latin American countries. The estimates indicate that private investment, and defense and non-defense public spending are growth promoting for alternative error...