The decline in unemployment that would result from a fiscal stimulus could boost confidence, said Shiller, and create a "strong" self-reinforcing cycle of more spending and hiring.
失业率的下降所带来的财政问题能增强信心，Shiller说，并且建立一个“强大”的需要更多开销和雇佣的自我加强的周期。
A behavior followed by a reinforcing stimulus results in an increased probability of that behavior occurring in the future.
一个导致刺激加强的行为将越来越有可能在将来被重复！
A behavior no longer followed by the reinforcing stimulus results in a decreased probability of that behavior occurring in the future.
一个不再导致刺激加强的行为将越来越有可能停止下来。
A behavior no longer followed by the reinforcing stimulus results in a decreased probability of that behavior occurring in the future.
一个不再导致刺激加强的行为将越来越有可能停止下来。
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