in this paper we examine the effect of the oil volatility, consumer price index (cpi) and industrial production on the stock market return in tehran stock exchange (tse). we used seasonal data in period 1378-1390 and auto regressive distributed method (ardl) for the short-term and long-term relationship between the variables. as results of research indicate, we find that there is positive short...

ABSTRACT The Internet has transformed the nature of business-to-consumer transaction-making practices in many industries. Sellers now attract customers with innovative Internet-based selling mechanisms that can reveal or conceal market information. We define market transparency as the availability and accessibility of information about products and prices. Firms can influence market transparenc...

Models Traders' values and information typically consist of both private and commonvalue elements. In such environments, full allocative efficiency is impossible when the private rate of information substitution differs from the social rate (Jehiel and Moldovanu, 2001). We link this impossibility result to a failure of the efficient market hypothesis, which states that prices adequately reflect...

Based on the panel data for 2005-2011, the paper conducts an empirical analysis on the efficiency and its determinants of China's service outsourcing industry by using the three-stage DEA technique. The empirical results show that the production efficiency of the service outsourcing industry in the year of 2011 is 0.803 from Super-DEA model and 0.573 from standard DEA model. The too-small scale...

background: economical category is an influential area which determines the activity potential in every business. studying the market is one of the effective methods in economical evaluations. recycling market is investigated in order to study and analysis current recycling market and to determine the rate of investment and business attractions in this field in isfahan province. methods: inform...