问题详情

By the expression "zero-sum boom" (Paragraph 3 ), the writer means______
A．housing"s continued strength and the persistent weakness may cancel each other out
B．there are signs that improved consumer mood fails to help sustain housing"s strength.
C．stock price" negative growth will ultimately offset housing market"s positive strength.
D．higher mortgage interest rates are compatible with the recovery of the economy.此题为多项选择题。请帮忙给出正确答案和分析，谢谢！