Polls show that his standing with the public has fallen markedly in the last six months.
The price had fallen markedly in recent days before an imminent rights issue.
The academics found that over the last 20 years, the correlation has fallen markedly.
Violent crime increased gradually from 1973 to 1981, but has since fallen markedly, the department said.
By contrast, the rate of rejections fell markedly in 1993 for every other racial group.
The production cuts are an effort to steady or raise world oil prices, which have fallen markedly since September.
The biggest movement was in transport, where purchases of motor vehicles fell markedly.
As with most electronic devices, the cost of laser printers has fallen markedly over the years.
The report also stated demand for mortgages had fallen markedly over the previous quarter "in line with expectations".
Although the total area of field crops grew in the early 1990s, total production and average yields fell markedly.