As novice researchers or advanced graduate students embark on a research journey, they must not only understand the theory behind their research, but illustrate how applies to practical problems addressed in research. Once is created, it tested through and subsequently modified, rejected, accepted interpret unknown phenomena make observations about reality. This paper discusses application of e...

I use Monte Carlo simulations, the jackknife and multiple forms of bootstrap to study a comprehensive sample 1309 instrumental variables regressions in 30 papers published journals American Economic Association. simulations based upon show that non-iid error processes highly leveraged regressions, both prominent features work, adversely affect size power IV tests, while increasing bias mean squ...

Marketing is a discipline closely related to social and economic development. In the teaching practice of marketing, we should scientifically comprehensively reform methods education actively apply information technology effectively improve overall quality marketing. And level, better literacy cognitive abilities students.

OBJECTIVE To review the evidence for the efficacy, efficiency and effectiveness of family work for schizophrenia. METHOD The review is based on the relevant literature but is not intended to be exhaustive, except in the area of practical application. RESULTS The effectiveness of family work has been established by a series of randomized controlled trials. Relatives groups are efficient in t...

Correspondence to Prof David W Yates, Emergency Medicine, Clinical Sciences Building, Hope Hospital, Salford M6 8HD, UK 'For those interested in the advances in this branch of medical science, and especially those about to enter this field of study, there could be no better starting-off ground than the present volume, in which the articles are written by experts and by those who have contribute...