Looking for a polyp, we found a...crab!

Surrogate end points of quality of life assessment: have we really found what we are looking for?

Outcome research is a new interesting field in medical research. Some years ago, a document of the American Society of Clinical Oncology distinguished the outcomes of a treatment into patient-outcomes (overall survival and quality of life) and cancer-outcomes (response rate), giving higher priority to patient outcomes. This document is one of the best structured instruments to evaluate and clas...

Comparing Theories: What are We Looking For?

Two recent papers, (Harless and Camerer, 1994) and (Hey and Orme, 1994) were both addressed to the same question: which is the 'best' theory of decision making under risk? The two papers shared a common concern: the appropriate trade-o between the descriptive accuracy of a theory and the predictive parsimony of that theory. In other respects, however, the two papers di ered markedly: rst in the...

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Bank Liquidity and Bank Performance: Looking for a Nonlinear Nexus

Liquid assets are critical for banking operations. They guarantee avoiding liquidity risk and widens managerial decision options to invest in emerging profitable projects; however, holding extra liquidity entails opportunity costs. Accordingly, empirical literature does not provide a conclusive relationship between liquidity and profitability. The purpose of this research is to analyze the asym...

Nanotechnology: Looking As We Leap