A wide range of tests for heteroskedasticity have been proposed in the econometric and statistics literature. Although a few exact homoskedasticity tests are available, the commonly employed procedures are quite generally based on asymptotic approximations which may not provide good size control...

Cet Article Se Divise En Trois Sections: la Premiere Contient une Critique de Certains Post-Keynesiens, Notamment Americains, Concernant Leur Hypothese de la Rigidite du Markup Dans la Relation Prix-Salaires. Contrairement a Kalecki Qui Admettait Volontiers la Flexibilite du Markup Face a la...

Did the recent transition to liberal democracy in Eastern Europe consitute revolutions? Here, game theory is used to structure an explanation of institutional change proposed by Harold Innis (1950).

Uncertainties as to future supply costs of nonrenewable natural resources, such as oil and gas, raise the issue of the choice of supply sources. In a perfectly deterministic world, an efficient use of multiple sources of supply requires that any given market exhausts the supply it can draw from...

This Paper Presents Evidence on the Monetary Returns, Gross an Net of Taxes, of University Schooling in Canada and on the Private and Social Costs of That Type of Schooling. These Returns Are Obtained by Computing the Future Earnings of Males From Quebec and Ontario Aged 18 in 1981 and Faced...