DO BETTER INFORMED INVESTORS ALWAYS DO BETTER? A BUYBACK PUZZLE

How better informed are the institutional investors?

Article history: Received 7 December 2008 Received in revised form 23 November 2009 Accepted 4 December 2009 Available online 24 December 2009

Do nurses do it better?

Do networking centres perform better

Science has become progressively more complex, requiring greater integration and collaboration between individuals, institutions and areas. Networking research establishes common rules and offers a suitable framework for this cooperation. Therefore, it is a good choice for both scientists and policy-makers. The objective of this study is to know whether the scientists perform better within thes...

Do Large Probabilities Explain Better?

It is widely thought that the size of a probability makes no difference to the quality of a probabilistic explanation. I argue that explanatory practice in statistical physics, past and present, belies this claim. The claim has gained currency only because of an impoverished conception of the nature of probabilistic processes and an unwarranted assumption that all probabilistic explanations hav...

Do Taxes Produce Better Wine?

Theory predicts that unit taxes increase the quality in a market since unit taxes reduce the relative price of high quality goods. Ad valorem taxes, on the other hand, have no effect on relative prices and should not affect product quality. The hypothesis is tested empirically in the US wine market. I find that the market share of high quality wine is significantly increased by unit taxes and t...