第三，财政悬崖将对2013年GDP形成4.5%的拖累作用，如果减税和转移支付到期停止且严厉的支出削减被触发的话。
Third, the fiscal cliff would amount to a 4.5%-of-GDP drag on growth in 2013 if all tax cuts and transfer payments were allowed to expire and draconian spending cuts were triggered.