منابع مشابه
Expectations of Returns and Expected Returns
We analyze time series of investor expectations of future stock market returns from six data sources between 1963 and 2011. The six measures of expectations are highly positively correlated with each other, as well as with past stock returns and with the level of the stock market. However, investor expectations are strongly negatively correlated with model-based expected returns. The evidence i...
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fleets must shrink. But this needs to be set against a rise in catches, an overall climb in incomes for coastal communities and companies, improvements in the health of the marine environment and ultimately hundreds of millions of people whose incomes and livelihoods are linked to fishing, " he said. The report estimates that there are currently 35 million people fishing for a livelihood and mo...
متن کاملGiant returns
The world’s largest dinosaur skeleton is back on show with other spectacular remains in Berlin’s Natural History Museum after decades of neglect of a building damaged by bombing in the Second World War. Its reappearance marks the highlight of a 128 million euro renovation project to repair the building. The skeleton, of a Brachiosaurus, which is more than 13 metres high, almost reaches the glas...
متن کاملTheta returns.
Recent physiological studies have implicated theta - a high-amplitude 4-8 Hz oscillation that is prominent in rat hippocampus during locomotion, orienting and other voluntary behaviors - in synaptic plasticity, information coding and the function of working memory. Intracranial recordings from human cortex have revealed evidence of high-amplitude theta oscillations throughout the brain, includi...
متن کاملMajorana returns
Enrico Fermi had to cajole his friend Ettore Majorana into publishing his big idea: a modification of the Dirac equation that would have profound ramifications for particle physics. Shortly afterwards, in 1938, Majorana mysteriously disappeared, and for 70 years his modified equation remained a rather obscure footnote in theoretical physics (Box 1). Now suddenly, it seems, Majorana’s concept is...
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ژورنال
عنوان ژورنال: American Journal of Public Health
سال: 2003
ISSN: 0090-0036,1541-0048
DOI: 10.2105/ajph.93.6.860