He argued that the Fed was basically powerless to return the economy to full employment once rates hit zero, which confused me at the time.

一旦名义利率降为零，美联储就毫无办法将经济带回到充分就业。当时我对这个说法感到困惑。

youdao

In other words the laser spot will not return to zero on the wall but it will stay higher.

换句话说激光点，不会回到墙上的，零点，而是停在高处。

youdao

Female investors were twice as likely to expect the return on stocks over the coming year to be zero or negative and to think stocks will return 5% or less per year over the next 10 years.

女性投资者预计未来一年股票回报率为零或负值以及未来10年的年平均回报率在5%以内的比例要比男性投资者高一倍。

youdao

Net of inflation and net of taxes, that's awfully close to zero real after-tax return.

WSJ: Baby Boomers' Investment Returns Will Be Constrained, This Researcher Warns

If the return-of-capital distributions shrink your tax basis down all the way to zero, then you have to start reporting them currently as capital gains.

FORBES: Buying shelter

And because they have zero expected return, they are inferior to the rate of risk-free return.

FORBES: The Efficient Frontier