Background: Electronic transactions are another form of transactions that are done through electronic tools such as mobile phones, computers, tablets, etc. Considering the synchronization of Iranchr('39')s economic system with the world and meeting the needs of the day, ensuring the correct conclusion of electronic transactions with the correct and ethical use of options is explored. The presen...

This study investigates the effects of  macroeconomic variables and their role in development of foreign exchange market. The foreign exchange market is the mechanism by which a person of firm transfers purchasing power form one country to another, obtains or provides credit for international trade transactions, and minimizes exposure to foreign exchange risk. The foreign exchange transaction i...

This study investigates the effects of  macroeconomic variables and their role in development of foreign exchange market. The foreign exchange market is the mechanism by which a person of firm transfers purchasing power form one country to another, obtains or provides credit for international trade transactions, and minimizes exposure to foreign exchange risk. The foreign exchange transaction i...

We describe the structure and present situation of the Chinese healthcare system and discuss its primary problems and challenges. We discuss problems with inefficient burden sharing, adverse provider incentives and huge inequities, and seek explanations in the structural features of the Chinese healthcare system. The current situation will be further challenged in the future by an aging populat...

in most legal systems, service consumers, as the weaker party to the contract, are covered by protective provisions. due to the particular complexity of electronic funds transactions, consumers need further protection, which should be proportionate with the requirements of this type of transactions. in some countries, such as america, independent regulations have been ratified to protect consum...

We propose a scheme for privacy-preserving escrow of financial transactions. The objective of the scheme is to preserve privacy and anonymity of the individual user engaging in financial transactions until the cumulative amount of all transactions in a certain category, for example all transactions with a particular counterparty in any single month, reaches a pre-specified threshold. When the t...