In this paper the authors propose a new approach to the assessment of excessive risk-taking by a banking sector. They use the portfolio approach to assess the optimal risk-return combination of a bank’s portfolio, based on data for 32 categories of loans. It provides a benchmark for the...

In this paper we propose a new approach to the assessment of excessive risk-taking by a banking sector. We use the portfolio approach to assess the optimal risk-return combination of a bank’s portfolio, based on data for 32 categories of loans. It provides a benchmark for the optimality...

A large number of bank failures occurred in transition countries during the 1990s and at the beginning of the 2000s. These were related to increases in non-performing loans and deteriorated cost efficiency of banks. This paper addresses the question of the causality between non-performing loans...

A large number of bank failures occurred in transition countries during the 1990s and at the beginning of the 2000s. These failures were related to increases in non-performing loans and deteriorated cost efficiency of banks. This paper addresses the question of the causality between...