1. Wall Street is the source of a considerable portion of all NY earnings.

纽约所有收入中的很大一部分都来自于华尔街。

It deals not only with finance, but also insurance and real estate – altogether amounting to 35% of total NY city income.

华尔街不仅有经济交易，还有保险和房地产交易——总值占纽约总收入的35%。