We investigate whether the relationship between competition and risk varies across different types of Japanese banks … Cooperative banks) with a regional focus The relationship between competition and risk also varies across bank types based on … different initial levels of risk. Iincreasing competition appears to reduce the risk of (City) banks with higher initial levels …

The monopolistic competition model is suitable for markets with a large group of relatively small firms. However, it … large number of products. Such a market structure would require a full-fledged oligopolistic competition model, which is the … utility function. In contrast to other oligopolistic competition models with multiproduct firms, the model in this paper has …

, competition and efficient reallocation of labour and capital. Finally, we show that there are important complementarities between …