This paper constructs a dynamic model of health insurance to evaluate the short- and long run effects of policies that prevent firms from conditioning wages on health conditions of their workers, and that prevent health insurance companies from charging individuals with adverse health conditions...

This paper shows, using a simple model, that wasteful innovations may result in a loss-loss situation where no country experiences an increase in welfare. If some countries introduce innovations that result in harmful effects on other countries, it may cause the adversely affected countries to...

As South Africa emerges from its Apartheid period, the evolution of its international trade is vital to the growth of the economy. This paper evaluates South Africa’s trade performance in three essential markets, namely United States, Europe and Japan. It examines the nation’s flexibility in...

As our trading world becomes more globalized, who benefits and who gets hurt? This paper relies on the Ricardian model to explore the effects of technological improvements in underdeveloped countries on the welfare of developed countries. For example, trading between the United States and China,...

This paper analyzes the causes and implications of recent financial crises. Financial crises in general lead to changes in both theory and practice of economics. The paper takes an historical overview. The global consensus of economic theory during the 20th century is discussed. The paper...