Tourism will promote local economic development and bring in profit. boost可以,但促进经济发展一般用promote,boost,不用improve,你看例句： 1.In recent years.dyeing and printing industrial zones were founded in many cities,which greatly promoted the development of local economy. 2.It is an important and urgent task to preserve the historical heritage well,making it last forever,and boost the development of local economy at the same time.
