This research addresses an important problem in finance, which is the portfolio selection and management problem. Modern portfolio theory and Markowitz efficient frontier start with a set of assets (securities) and generate an optimal weight combination for the optimal risky portfolio that lies...

ILO pub-WEP pub. Working paper examining trends relating to labour supply emanating from Black African migrant worker emigration from Southern Africa to South Africa R, with particular reference to the gold mining industry - discusses changes affecting foreign labour demand, legal aspects, wage...

Suggests major developments needed in the Department of Employment and Youth, in order to achieve an acceptably high level of capability to manage the labour market in support of national social and economic objectives.

ILO pub-WEP pub. Working paper on the migrant worker labour market in Southern Africa - provides a theoretical framework for economic analysis of demand determinants and supply relationships in an economy of surplus labour supply, discusses development policy considerations and forms part of a...