We provide a simple framework for comparing market allocations with government-regulated allocations. Governments can collect information about individuals’types and enforce transfers across individuals. Markets (without signi…cant government intervention) have to rely on transactions that are ex post bene…cial for individuals. Consequently, governments achieve better risk sharing and consumpti...

It is well known that some XML elements correspond to objects (in the sense of object-orientation) and others do not. The question we consider in this paper is what benefits we can derive from paying attention to such object semantics, particularly for the problem of keyword queries. Keyword queries against XML data have been studied extensively in recent years, with several lowest-common-ances...

This paper aimed to analyzed the factors influencing knowledge sharing. An integrative literature review was employed as a tool in analyzing step. Total twenty academic papers which concerned with knowledge sharing were chosen. Thirty five factors were mentioned in those literatures. As a result, five factors which were most mentioned in earlier literatures were chosen as a key success factors ...