abstract tax can be discussed from various aspects and in the meantime, evaluation the tax system performance is very important. this article try to point this out in 2005 and 2008 (the second and final year of the forth development plan) in the iranian economy and in provinces separately. to enable this comparison and homogeneity, iranian provinces are divided into three groups (developed, les...

One of the management measures to reduce tax liabilities is non-payment of taxes through tax fraud. Because personality factors may play a role in explaining tax ethics, examining personality traits and aspects of tax fraud can help to better understand the factors that influence tax decisions. The main purpose of this study is to provide a model for detecting tax fraud based on the personality...

We use a firm-CEO assignment framework to model the market for CEO effective labor. In the model’s equilibrium more talented CEOs match with and supply more effort to larger firms. Taxation of CEO incomes affects the equilibrium pricing of CEO effective labor and, hence, spills over and affects firm profits. Absent the ability to tax profits or a direct concern for firm owners, a standard presc...

This paper examines the impacts of governmental incentives for coal-fired power plants to generate renewable energy via biomass cofiring technology. The most common incentive is the production tax credit (PTC), a flat rate reimbursement for each unit of renewable energy generated. The work presented here proposes PTC alternatives, incentives that are functions of plant capacity and the biomass ...

This paper examines optimal income tax progressivity when avoidance responses to taxation are important, and can be controlled at some cost by the government. A simple example shows that ignoring the fact that avoidance can be controlled that the leak in Okun’s bucket can be fixed can lead to misleading implications about the optimal degree of tax rate progressivity. The paper then generalizes ...