islamic jurisprudence is the root of the islamic laws including economic law and it is the very pillar of islamic economic system. the law and economics are two branches of human sciences that were not separate before the 18th century. by development of scientific methodology and its prevailing over economics, gradually economics became a distinguished science without being concerned about the ...

In recent years, the metaverse industry has gradually expanded, and economic benefits brought by blockchain industry, including digital collections, have become more obvious. For this benefit, researchers took Opensea platform, which is representative of as an example. They benefit index platform explanatory variable, comprehensively used multiple regression model to analyze test, stepwise meth...

Consider agents who undertake costly effort to produce stochastic outputs observable by a principal. The principal can award a prize deterministically to the agent with the highest output or to all of them with probabilities that are proportional to their outputs. We show that the deterministic prize elicits more (expected, total) output when agents’ abilities are evenly matched, otherwise the ...

“rational choice model” is one of the economics theories which developed into sociology, politics, and anthropology and was applied to understand and justify some phenomena.  according to this hypothesis, the basis of decision making is improvements, enjoyment and suffering disposal. people always do all necessary calculations in each and every decision making and then adopt a rational decision...

background to estimate the total annual cost due to chronic hepatitis b (chb)-related diseases imposed on each patient and his/her family in iran.   methods economic burden of chb-related diseases (chb, cirrhosis, and hepatocellular carcinoma) were examined. in this retrospective study, 100 iranian patients were identified to obtain their socioeconomic status, utilization (direct and indirect c...