Once a major driver for rising home prices, investors have stopped gobbling up houses with new concerns of rising interest rates.
Resentment over wealthy foreigners buying real estate prompted calls for a "mansion tax" in the U.K., but it could hurt the market.
London has trumped Hong Kong as the world’s most expensive city, according to a report from international estate agent Savills.
U.S. home resales fell unexpectedly in August as investors stepped away from the market.
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