Market Impact with Autocorrelated Order Flow under Perfect Competition

Market Impact with Autocorrelated Order Flow under Perfect Competition

Our goal in this paper is to study the market impact in a market in which order flow is autocorrelated. We build a model which explains qualitatively and quantitatively the empirical facts observed so far concerning market impact. We define different notions of market impact, and show how they lead to the different price paths observed in the literature. For each one, under the assumption of pe...

Classes of Service Under Perfect Competition

Perfect Taxation with Imperfect Competition

This paper analyzes features of perfect taxation – also known as optimal taxation – when one or more private markets is imperfectly competitive. Governments with perfect information and access to lump-sum taxes can provide corrective subsidies that render outcomes efficient in the presence of imperfect competition. Relaxing either of these two conditions removes the government’s ability to supp...

Valuation of New Goods under Perfect and Imperfect Competition

The Consumer Price Index (CPI) attempts to answer the question of how much more (or less) income does a consumer require to be as well off in period 1 as in period given changes in prices, changes in the quality of goods, and the introduction of new goods (or the disappearance of existing goods). The CPI has not attempted to estimate the effect of the introduction of new goods, despite the reco...

Investigating the Competition Status and the Impact of Market Power on Electricity Price: Case of Iran's Wholesale Electricity Market

Policy makers need to be acquainted with market competition statue. it would ease the decision making and restructuring of market. The aim of this study is to measure the competition of the wholesale electricity market and then investigate the impact of market power on wholesale electricity price during 2013 to 2017. The Result shows that market share of P.U.s in the wholesale electricity marke...