has relatively low information requirements. We propose to use the index as a natural complement to concentration measures …

In the last two decades, over 75% of U.S. industries have experienced an increase in concentration levels. We find that … firms in industries with the largest increases in product market concentration have enjoyed higher profit margins and more … firms, factors that account for foreign competition, as well as to the use of alternative measures of concentration. We also …

concentration and competition. The efficient structure hypothesis asserts a positive relationship between efficiency and competition … when concentration is high. Although the links among competition, concentration and efficiency have been established by … to be addressed. Thus, this study aims to empirically explore the direction of the relationship among concentration …

This paper uses new data to reexamine trends in concentration in U.S. markets from 1994 to 2019. The paper's main … contribution is to construct concentration measures that reflect narrowly defined consumption-based product markets, as would be … higher than previous results. Also in contrast with the previous literature, we find that product market concentration has …

authorities. - Barriers to entry in retail banking are significant so that high concentration should be a source of concern. This …, the concentration resulting from the UBS-SBC merger would be simply unacceptable and by a wide margin. - Divestiture is … the most common remedy in banking and it seems to be effective. Given the concentration entailed by the proposed merger …

In a previous paper we have shown that the UBS-SBC merger would lead to an excessive concentration in the credit market …

state of the B&H banking sector. By using the appropriate index (HHI, CR3), the movement of concentration levels and the …This paper tends to examine the level of concentration of the banking sector in Bosnia and Herzegovina. The main … objective of the paper is to measure the level of concentration and to investigate how the concentration and type of market …

This paper uses new data to reexamine trends in concentration in U.S. markets from 1994 to 2019. The paper's main … contribution is to construct concentration measures that reflect narrowly defined consumption-based product markets, as would be … higher than previous results. Also in contrast with the previous literature, we find that product market concentration has …