the quality or act of being very enthusiastic and confident about how good or successful something is or will be, often more than is reasonable

The mayor constantly boasts about the city's cultural richness, but boosterism alone only gets you so far. 市长不断吹嘘这座城市的丰富文化，但单靠鼓吹无法让人走得更远。

Many mainstream economists are sceptical about such boosterism. 许多主流经济学家对这种提振主义持怀疑态度。