this article intends to examine some theoretical viewpoints related to share values and prices in the stock market. in this context, the role of di vid end policie s, as well as the corelation of pricing th eories and dividends in postulating the market prices are studied. furthermore, the effects of promotion sh ares in the market, and the role of price anticipations and expected trends in the...

the main objective of this paper is to investigate the effect of innovation on the market share instability in the iranian food and drinking industry with a 4- digit code. according to schumpeter that states one of the most important hypothesis in this area, says there are a non-linear and an inverse of u-shaped relationship between the two variables of innovation and market share instability. ...

abstract producing of flowers and ornamental plants in iran has some challenges and failure in the market structure and marketing of these products. in this study, we evaluated the different marketing channels of flowers and ornamental plants in the existing market structure according to economic criteria and the characteristics of market structure. cut-rose and esfahan province were selected a...

We propose a model for the evolution of market share in the presence of social influence. We study a simple market in which the individuals arrive sequentially and choose one of the products. Their decision of which product to choose is a stochastic function of the inherent quality of the product and its market share. Using techniques from stochastic approximation theory, we show that market sh...