among state`s duties are constructing roads, water pipelines and the likes. in order to do these the state sometimes has to utilize private owners` lands. this research, we seek to investigate this questions that is there any possibility of liability for usurpation for state if these formalities are not be observed? some researchers have questioned the possibility of this liability. in this res...

All Rights Reserved 219 INTRODUCTION Companies writing reinsurance are involved in the highest risk sector of the property-liability business. Commercial lines and liability exposures, the most difficult lines on a primary basis, are the types of risks most often reinsured. Because of this, the financial standards established for reinsurers should be carefully monitored.

This paper develops a model of group borrowing that incorporates partial group liability, where borrowers are penalized if their group members default but are not held responsible for the entirety of the failed loan. The model illustrates a trade-off of group liability lending: while higher levels of group liability increase within group risk-sharing, if liability is too high, borrowers strateg...

in data envelopment analyze (dea) the scale efficiency in the input-oriented ccr model is less than or equal to the scale efficiency in dea based on the fractional analysis (dea-r). also, the scale efficiency in case of multiple inputs and one output and vice versa the scale efficiencies are equal in dea and dea-r. in this paper, first, dea-r model with weight restrictions when there is relativ...