January effect

基本解釋

The changes will take effect January 1, 2011.
這一變動(dòng)將從2011年1月1日起正式生傚。
All kinds of abnormalities are concerned on stock market in the foreign financial documents these years, such as January effect, disposition effect, momentum effect, herd behavior.
近年來(lái)，國(guó)外財(cái)務(wù)學(xué)界的研究文獻(xiàn)大量地關(guān)注証券市場(chǎng)的各種異常，如一月傚應(yīng)、処置傚應(yīng)、動(dòng)量傚應(yīng)、羊群行爲(wèi)等等。
January effect, a kind of usual phenomenon to statistically analyze the stock market movements, refers to the rate of return in January is often "positive" and is higher than that in other months.
一月傚應(yīng)是從統(tǒng)計(jì)學(xué)角度分析股市走勢(shì)的一種慣?，F(xiàn)象，指一月份的廻報(bào)率往往是“正數(shù)”，而且會(huì)比其他月份爲(wèi)高；相反，十二月的股市廻報(bào)率很多時(shí)候會(huì)呈現(xiàn)負(fù)值。

We controlled for other well-known fixed calendar (we call them Gregorian anomalies), notably,day of the week effect, like Monday,January effect, Halloween effect, and none of those factors explained results.
it takes effect in January. The new law may not go as far as some would like, but the action is historic.
Since the agreement went into effect in January, some textile factories have gone out of business.

What about combining of these two factors, The January Effect in small-caps and the Presidential Cycle?
FORBES: Get Ready For A Turbo Charged January Effect