Economic growth and unemployment exhibit an ambiguous relationship – according to empirical studies. This ambiguity can be investigated by observing the role of the underground economy in shaping the productivity of firms. Indeed, unemployment may be absorbed by underground firms, which adopt...

In international circles, the concern of the day is the state of the world economy. There is a general appreciation of the severity of the problem, but no widespread agreement about either diagnosis or solutions. We shall focus here on a particular set of topics that have emerged as major issues...

We are on the threshold of a truly revolutionary era of discovery - ranging from the origins of the universe to new states of matter and microscopic machines, from a new understanding of the oceans and of the biological connections across the Earth's species to the functioning of the human brain...

A matching model will explain both unemployment and economic growth by considering the underground sector. Three problems can thus be simultaneously accounted for: (i) the persistence of underground economy, (ii) the ambiguous relationships between underground employment and unemployment, and...

This paper analyses problems of labor market adjustments to occupational safety and health (OSH) hazards. It also presents analytical models for the eventual measurement and empirical analyses of factors effecting the level of OSH hazards in the workplace. This study does not pretend to deal...