In this study, we analyse the effect of product differentiation on prices and client attraction in socially responsible (SR) mutual fund industry. Using three proxies for differentiation, including a text-based indicator, return-based portfolio-holding sample US SR equity funds period 1999–2019. Our findings show that text measure better explains impact flows than measures based characteristics...

Title of Document: PRODUCT DIFFERENTIATION IN INTERNATIONAL TRADE Antoine Gervais, Ph.D., 2009. Directed By: Professor Nuno Limão Department of Economics This thesis is concerned with the role of product quality in explaining observed price and trade patterns. The first chapter introduces the topic, summarizes the main findings of the dissertation and contrasts them to other results in the lite...

in this paper, we introduce hybrid of block-pulse functions and bernstein polynomials and derive operational matrices of integration, dual, differentiation, product and delay of these hybrid functions by a general procedure that can be used for other polynomials or orthogonal functions. then, we utilize them to solvedelay differential equations and time-delay system. the method is based upon ex...

Consumers’uncertainty regarding their future needs generates demand for options to utilize different products. Such options are commonly sold in the form of insurance. A prime example for option demand presents in health care markets and other repair markets. This work studies two-dimensional spatial competition between medical providers who choose their geographical location and medical-care s...