Ranked Critical Factors in PPP Briefings

ec adoption and critical success factors of ec in smes in iran

تجارت الکترونیکی شیوه اجرای مسئولیتها، تقابل با مشتریان و امور معمول عملیاتی در شرکتها را تغییر داده است. تجارت الکترونیکی در عمل تنها خرید و فروش کالاها را از طریق ابزار الکترونیک نمی باشد، بلکه تمام فعالیتهای لازم جهت انجام فرایند فروش را نیز در بر میگیرد. در اواخر دهه 1990 بسیاری از شرکتها فعالیتهای خود را به منظور دستیابی به مشتریان جدید و یا ارائه فرصتهای جدید به مشتریان موجود گسترش دادند...

Panel Data Tests of PPP A Critical Overview

This paper reviews panel unit root and cointegration tests in the context of PPP. It highlights various drawbacks of existing methods. First, unit root tests suffer from severe size distortions in the presence of negative moving average errors. Second, the common demeaning procedure to correct for the bias resulting from homogeneous cross-sectional dependence is not effective; more worryingly, ...

Ethics briefings.

FRI Briefings Helicobacter pylori

Gastrointestinal diseases Urticaria Summary References January 1997 Update to Helicobacter pylori Briefing Gastrointestinal diseases Ulcer treatment has been revolutionized by recently discovered knowledge about Helicobacter pylori, a bacterium commonly found in the human gastrointestinal tract. These bacteria were originally thought to be a species of Campylobacter, but a later, more thorough ...

FRI Briefings Food Irradiation

The continuing saga of foodborne disease outbreaks as reported in scientific publications and the popular press has raised consumer anxiety about foodborne illness and revitalized interest in irradiation as a method for eliminating or reducing foodborne pathogens.In addition to the well-known problems of salmonellae on poultry products, E. coli O157:H7 in hamburger, and, most recently, Listeria...