Fiscal regimes in petroleum licensed contracts are defined as the tools through which return on oil wealth fellow into state treasury, it includes several forms according to type of contract, so, most common fiscal are: royalty, taxes, profit or rents. This work makes a comparison between types investment agreements and difference them share contractor share. The main these concessionary contra...

assistive technologies have always opened new horizons in human’s life, posed solutions to problems and brought relief and prosperity for human beings. iranian judicial authorities have recently recognized the importance of medical technologies. accordingly, iranian legal system has recognized surrogacy and a surrogacy contract seems unavoidable for surrogacy to be legally valid, socially accep...

This paper presents some evidence for the presence of asymmetry in the price-volume relationship in the crude oil futures market. The data sample includes threeand six-month contracts and covers the period between 2 January 1985 and 11 July 1996. Using threshold models we show that the price changes have systematic asymmetric effects on volume changes in that negative price changes have stronge...

F iscal regime is one of the main differences between petroleum contracts. Fiscal regimes in oil contracts are divided to two main categories namely Concessionary and Contractual Systems. In contractual systems, the main difference between service and production sharing contracts is the way of compensation of contractor services which could be in cash or in kind. In production sharin...

documentary credit or letter of credit (lc) is one of the methods of payment in international commerce. the documentary credit is a binding commitment from the issuing bank to pay a sum of money to the beneficiary on certain conditions. the applicant needs to contract with an issuing bank to open a lc. the legal nature of such contract is a controversy issue and thus different opinions are brou...