Since 1990, many U.S. firms have registered under the provisions of the ISO 9000 standard. Meeting the demanding qualifications of this registration requires the expenditure of considerable time and money. To this point, the justification offered has been put in terms of management commitment to...

Significant own and contagious stock-price effects of bank LLR announcements exist despite the fact that these accounting adjustments have no concurrent cash-flow implications. Consistent with expected information effects, negative abnormal returns surrounding LLR announcements tend to be much...

Significant prediction of asset prices is of a great importance in financial economics. When studying economic and financial phenomena, it is essential to correctly specify the model. If the true dynamics are nonlinear, using linear methods will probably be irrelevant in doing empirical...