نتایج جستجو برای: evidence informed

تعداد نتایج: 868085  

Journal: :Social Science Research Network 2021

Abstract We study the effects of investor disagreement on informed trading by activist investors using high-frequency data derived from social network StockTwits. Greater leads to more activity subsequent day privately activists. Disagreement higher prices and improvements in measured liquidity, but these observed valuation market liquidity differences do not explain increase trading. Instead, ...

2009
John N Lavis Jennifer A Boyko Andrew D Oxman Simon Lewin Atle Fretheim

This article is part of a series written for people responsible for making decisions about health policies and programmes and for those who support these decision makers. Policy dialogues allow research evidence to be considered together with the views, experiences and tacit knowledge of those who will be involved in, or affected by, future decisions about a high-priority issue. Increasing inte...

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