In Centre for Economic Policy Research Discussion Paper Nos. 164 and 165 I presented econometric models of the industrialized countries (North) and the oil-importing developing countries (South). This paper links the two models so that the economic interdependence between North and South can be...

Abstract A spatial vector autoregressive model (SpVAR) is defined as a VAR which includes spatial as well as temporal lags among a vector of stationary state variables. SpVARs may contain disturbances that are spatially as well as temporally correlated. Although the structural parameters are not...

On the whole, union bargaining models have been constructed out of utilitarian axioms. This paper explores the implications of a more general utility function according to which individuals rejoice over successful outcomes and regret unfavorable ones. Under certain circumstances, this gives rise...

Empirical tests of APT have relied on factor analysis to estimate the risk factors. Here the authors propose a diff erent two-stage iterative methodology that relates risk factors to ex plicit economic variables. In the first stage, portfolio returns are regressed over time against these...