liquidity on the dispersion and mean of industry productivity distributions, as well as on industry concentration measures using … associated with a decline in industry concentration measures. This is consistent with predictions from the standard industry … alternative measures of dispersion and concentration, and alternative methods of estimating total factor productivity. …

the market. This paper seeks to address the theoretical ramifications of high market concentration and its impact on log …

degree of market concentration in all of the industry's other sectors.Even primary agricultural production is shifting …

operating in the short run under systematically varied concentration and capacity conditions. The pricing of electricity is …

Dramatic increases in concentration in the seed business, coupled with aggressive efforts to vertically integrate the …

is one of the first attempts at a comprehensive analysis, and employsconcentration tables and concentration ratios. It is … process. Our researchrevealed that, by 2004, concentration in the retail food market was at a high level, considerably higher … berequired due to consumer, employment, and social considerations. The trend toward concentration requiresa shift in approach and …

Few studies have examined the impact of portfolio concentration upon the realised volatility of stock index portfolios … concentration metrics for the FTSE 100 Index over the period from January 1984 through March 2003. In addition, the value weighted … concentration was at its highest level. Hence the findings of the study are consistent with the notion that the value weighted, and …