Research whose financial support is gratefully acknowledged. We are in particular indebted to Eugenio Peluso and Nicolas Gravel for helpful conversations and suggestions. We also would like to thank two anonymous referees whose comments have helped us to make our ideas more precise and to improve the paper. Needless to say, the authors bear the entire responsibility for remaining errors and def...

the introductory issue of the journal of financial research contains six articles in farsi and one in english. it also offers a glossary of financial terminology. the first article deals with the efficient capital market hypothesis , and is authored by dr. ali jahankhani & hussein abdoh tabrizi. it explains the concept and theories of capital market efficiency and their historical development i...

Consider an exchangeable normal vector with parameters ????2, and ?. On the basis of a vector observation some tests about these parameters are found and their properties are discussed. A simulation study for these tests and a few nonparametric tests are presented. Some advantages and disadvantages of these tests are discussed and a few applications are given.

cytomegalovirus is the leading viral cause of congenital disease, often producing serious neurological deficits. cmv attacks the developing central nervous system (cns) resulting in serious brain disorders that include microencephaly, epilepsy, deafness, microgyria, mental retardation, sensory loss, motor problems, and psychiatric disturbances. in addition, cmv is a clinically important opportu...