Student loans schemes are in operation in more than seventy countries around the world. Most loans schemes benefit from sizeable built-in government subsidies and, in addition, are subject to repayment default and administrative costs that are not passed on to student borrowers. We probe two...

Screening experiments are performed to eliminate unimportant factors efficiently so that the remaining important factors can be studied more thoroughly in later experiments. This paper proposes controlled sequential factorial design (CSFD) for discrete-event simulation experiments. It combines a...

The paper utilizes the results of an earnings follow-up sample survey to the 1966 Census to calculate for the first time private and social rates of return to education in Britain, based on a national representative sample of educated males. The results are subjected to a number of sensitivity...

The authors use the reverse tracer study technique to identify alternative training paths for selected skilled and semi-skilled occupations in Colombia. The study, confirming earlier research for the United States, shows that workers pursue many different training paths to acquire the skills...