Competitiveness represents a concept that has occupied a great deal of the economic theorists' attention for decades. Due to its complexity and different perceptions, it has not been uniquely defined yet and neither has its measurement system been completely developed. The problem of the...

Central banks often use certain concentration indices in their official reports to determine the degree of intensity of competition, of which the most common are the concentration ratio and the Herfindahl-Hirschman index. It is important to emphasize that when calculating the value of these...

This study investigates the relationship between profitability and market power in the banking sector using data from the financial reports of the banks that operated in Serbia and Montenegro, covering the period from the first quarter of 2010 to the last quarter of 2019. In order to investigate...