Education is one of the most important means of economic development, and there is consensus among policymakers that it is better to be educated than not. The debate on education is not, therefore, whether it is good or bad, rather it centers on whether the state should intervene in its...

Abstract In this article, a new family of distributions is introduced by using transmutation maps. The proposed family of distributions is expected to be useful in modeling real data sets. The genesis of the proposed family, including several statistical and reliability properties, is presented....

The ever present possibility of confounding factors creates difficulties in identifying causal effects on the basis of observational data. A large number of approaches to resolve this difficulty have been proposed; see Zaman (2010) for a recent survey. One involves using a "natural experiment"...