Consumers often purchase more than one differentiated product, assembling a portfolio, which might potentially affect substitution patterns of demand and, as a consequence, oligopolistic firms' pricing strategies. This paper studies such consumers' portfolio considerations by developing a...

Consumers often purchase more than one differentiated product, assembling a portfolio, which might potentially affect substitution patterns of demand and, as a consequence, oligopolistic firms' pricing strategies. To study such consumers' portfolio considerations, this paper develops and...

The automobile industry today is the most lucrative industry. Due to the increase in disposable income in both rural and urban sector and easy finance being provided by all the financial institutes, the passenger car sales have increased at the rate of 38% per annum in June 2005-06 over the...