财政主体是财政学理论的基本问题。

The question of fiscal subject is the basic issue of financial theory.

youdao

内容提要：公共品是否是商品，是否存在市场，是当前公共财政学、公共经济学中的核心问题之一，我国经济学理论界对此问题大多持否定态度。

Summary: whether public goods are goods, the existence of the market, the current public finance, public economics, one of the key issues, China's economic theory on this sector are mostly negative.

youdao

内容提要：公共品是否是商品，是否存在市场，是当前公共财政学、公共经济学中的核心问题之一，我国经济学理论界对此问题大多持否定态度。

Summary: whether public goods are goods, the existence of the market, the current public finance, public economics, one of the key issues, China's economic theory on this sector are mostly negative.

youdao