This paper focusses on the estimation of error components models in the presence of a correlation of the disturbances across equations and AR(1) of the remainder disturbances for panel data with endogenous unobserved effects. Additionally, the set-up allows for unequally spaced panel data and...

Inter-industry trade and foreign trade are usually not based on cash transactions; rather sales on credit are the rule. The resulting monitoring costs for lenders and the risk of default on accounts receivable form an additional part of transaction costs in trade. Export credit certainly faces...