With its resource availability and the prospect of climate friendly technology, coal continues to play an important role in the global energy sector. We develop a complementarity model of the international market for steam coal. We want to analyze the level of competition in this market which is...

This article focuses on the price inelasticity of demand for crude oil in the short run and its implications. We show that any producer with a share greater than the elasticity of demand, weighted by its profit margin, could benefit by curbing supply to increase profits. This means high cost...

We estimate economies of scale and scope as well as cost efficiency to explain the structure of the global reinsurance market, where large reinsurers dominate, but both diversified and specialized reinsurers play important roles. The costs and benefits of size and product diversification play...

The routine way of anticipating the effects of the corporate (profit) tax on investments and location choice is to calculate the effective marginal and average tax rates. This paper introduces a model of monopolistic competition to show how investment on the extensive and intensive margins...

This paper presents an analysis of the world iron and steel industry from 1950 to 1980. After presenting a technical overview describing the technological possesses in use during that period by the steel, the iron ore and the ferrous scrap industries, we describe and analyse, on economic...

We analyze collusion under demand uncertainty by cartels such as OPEC that care about the utility derived from profits by citizens. When citizens are sufficiently risk averse and fixed operating costs are non-trivial, it becomes difficult for cartels to collusively restrict output both when...