This paper analyzes the relationship between capital structure and earning management. For analysing we used 119 non-financial companies that listed in Tehran Stock Exchange from 2000 to 2008. The researchers will focus on comparing the Jones Model and the Modified Jones Model, which are the two most frequently used model in empirical analysis nowadays. Earnings management is a kind of manageme...

This paper analyzes the relationship between capital structure and earning management. For analyzing we use 119 non-financial companies that listed in Tehran Stock Exchange from 2000 to 2008. The researchers will focus on comparing the Jones Model and the Modified Jones Model, which are the two most frequently used model in empirical analysis nowadays. Earnings management is a kind of managemen...

abstract. data envelopment analysis (dea) is now widely utilized as a method for assessing relative efficiency of a set of decision making units (dmus). along as evaluating relative efficiency dea models are capable of to be improved for finding benchmark for inefficient units which can help managers for better making decision. thus it is important to obtain accurate results from dea models. in...

Recent events have renewed the debate on the desirability of imposing institutional constraints on government policy. This paper investigates how policy constraints discipline the behavior of discretionary governments in dynamic stochastic monetary economies and evaluates the welfare properties of such restrictions. Across a variety of possible shocks, the best policy is to impose a minimum sur...

Uninformed investors facing future carrying cost (liquidity) shocks determine primary market prices for asset-backed securities. A liquidity provider subsequently buys tendered securities in competitive secondary markets. Liquidity provision is distorted by a speculator receiving a private signal regarding cash flow. Optimal structuring minimizes total trading loss and carrying cost discounts d...

In this paper, we propose a new security enforcement mechanism and demonstrate how this mechanism can enforce policies for both mandatory access control (MAC) and discretionary access control (DAC) in an object database system. Each class may have a security method that can block messages that leave instances of the class, and can block messages directed to instances of the class. Each supercla...