This paper analyzes the relationship between the quality of the commercial credit portfolio and diversification in the financial entities of Argentina during the period 1998-2006. To this effect, a database of the financial sector (banking and non-banking) is used, which allows to consider three...

The profit-maximizing and oligopoly bank model developed by Bresnahan and Lau allows determining the degree of market power held by an average bank. The equilibrium price equation includes a mark up, which is not used in the case of perfect competition but which is partially used in the case of...