The combination of β1 and β3 prevented the attribution of changes preceding the intervention from being attributed to the effects of the intervention.
The often small stature of Tibetans and others living in isolated mountain areas of Asia has sometimes been attributed to the effects of high altitude, and scientists have debated whether it signals broader health problems.
In that month, a normal expansion was just beginning to turn into an exuberant boom and the 61,000 jobs that disappeared were largely attributed to the effects of a blizzard on the East Coast.
Inequality as a whole has been gradually increasing for two decades, a trend generally attributed to the effects of technological change on the wages of unskilled workers.
A study by the Lancet, a British journal, in 2012 estimated that 1.2m premature deaths in China in 2010 could be attributed to the effects of pollution.
At the time, the loss was widely attributed to the effects of the global financial crisis, but it has now been linked to a sharp write-down in the value of three companies acquired earlier that year.
The greater extension of spontaneous diphthong formation in French than in other Romance languages is often attributed to the effects of the heavy stress presumably used by the Frankish superstratum.
Pink Freud California Dr. Shapiro responds: Several readers asked whether E.M.D.R.'s effects can be attributed to the effects of placebo, or client expectations, or perhaps to the powerful effects of the therapeutic alliance.
While rural areas fare well, city-dwellers are badly affected and in some parts of London as many as one in 12 deaths can be partly attributed to the effects of particle air pollution.
While hair loss in women, as in men, has long been attributed to the effects of "a bad body chemical called dihydrotestosterone, or DHT," as one popular advertisement puts it, dermatologists who study the problem have begun to question the extent of the hormone's role in women who suffer hair loss.
These symptoms are commonly attributed to the effects of antiepileptic drugs (AEDs) or seizures.
