Chinese brokerages have stopped executing short sales after officials tightened trading rules in a new attempt to shore up the country's stock market.
"This was a decision that reflects the serious concerns about the Commonwealth's liquidity in combination with the balance of obligations to our creditors and the equally important obligations to the people of Puerto Rico," Puerto Rico's Government Development Bank president Melba Acosta Febo said in a statement.
"The greatest significance of the work is that we succeeded in quantifying the relative effects of different factors contributing to wealth inequality," Berman told Phys.org. "The inequality surge is not due to a single factor.
Therefore, in order to understand it better, such a quantification is important. I also think that a very interesting finding is how important personal savings are. Though other elements may be equally important in general, the dramatic decrease in personal savings is probably the single most important ingredient contributing to the increase in wealth inequality in the past 30 years."
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