producers and consumers’ price behavior were analyzed in chicken meat market in fars province. monthly average producers and consumers prices from june 1997 to july 2008 were taken into account. changes in the producer and consumer prices indicated that the prices follow an increasing trend with much fluctuations. marketing margin has an increasing trend of violent fluctuations. the result of g...

like other economic markets, housing market is comprised of supply and demand dimensions and equality of supply and demand makes the housing market balanced. the aim of this paper is to investigate the characteristics of housing market of tehran city and some deficiencies of this market with fundamental – applied methodology. the variable studied here is the saleable residential unit with minim...

We consider demand function competition with a finite number of agents and private information. show that any degree market power can arise in the unique equilibrium under an information structure is arbitrarily close to complete Regardless correlation payoff shocks, may be zero (the competitive outcome) or large (so there no trade). By contrast, price volatility always lower than variance aggr...

The settlement rule used to determine payments in electricity market auctions can have a profound impact on the amount paid for a particular service. This paper evaluates two auction settlement rules: the uniform price auction in which the last offer accepted determines the price paid to all participants and the discriminatory price auction in which each participant is paid the amount bid by th...

This paper is considering the competition between two multi-echelon supply-chains on price and service under balance and imbalance of market power between the chains which are analyzing through Nash and Stackelberg game approach. The problem is categorized as the centralized or decentralized structure of each chain, which means a few different possible scenarios are developing based on the Nash...

electricity price predictions have become a major discussion on competitive market under deregulated power system. but, the exclusive characteristics of electricity price such as non-linearity, non-stationary and time-varying volatility structure present several challenges for this task. in this paper, a new forecast strategy based on the iterative neural network is proposed for day-ahead price...