paper

Further details of the proposals are expected next spring, when the government is due to publish a paper on its plans.

A recent paper from researchers at the University of Utah and University of Wisconsin found that greater immigration enforcement led to less home building and higher home prices.

Jamir said even he was not aware about the skulls on display in foreign museums until he read about them in a local paper in the early 2000s.

"We were hoping for positive spillover effects, like customers will be more environmentally conscious and consume less one-time use plastic or paper products," said Che, an associate professor at UCR's School of Business.

Mr Cotler was advised on Thursday that the threat against him had lowered, the paper reported.