A key solution concept in cooperative game theory is the core. The core of an expense sharing game contains stable allocations of the total cost to the participating players, such that each subset of players pays at most what it would pay if acting on its own. Unfortunately, some expense sharing games have an empty core, meaning that the total cost is too high to be divided in a stable manner. ...

Background: Evaluation of the impacts cutaneous of leishmaniasis (CL) on the patients, their family and government are necessary. Unfortunately these evaluations have not been done. Objective: Due to increased incidence of CL in Isfahan province especially in rural areas, this study was done to assess the expenses of this disease in Isfahan in 1999. Patients and Methods: 196 patients were selec...

Supply Chain Formation involves determining the participants and the exchange of goods within a production network. Today’s companies operate autonomously, making local decisions, and coordinating with other companies to buy and sell goods along their Supply Chains. Such temporal interactions need to be formed rapidly and in a decentralized manner. For sufficiently large problems, current state...

The purpose of this paper is to better understand how financial markets use depreciation information that appears in the financial statements . When computing depreciation expense, a firm has discretion in its choice of depreciation method and this choice can impact the amount of depreciation expense and therefore reported earnings. Ceteris paribus, we claim that a firm which reports a low depr...