If humans do not substitute machine-produced goods and services for those made by fellow humans, the Baumol effect would only deepen.
如果人类不用机器生产的商品和服务替代人类同胞生产的商品和服务,鲍莫尔效应只会加深。
英语百科
Substitute good
In consumer theory, substitute goods or substitutes are products that a consumer perceives as similar or comparable, so that having more of one product makes them desire less of the other product. Formally, X and Y are substitutes if, when the price of X rises, the demand for Y rises.