Grybauskaite has said she wants to help formulate a policy that will stabilise public finances, stimulate exports, absorb EU aid faster and provide tax breaks for small and medium-sized businesses.

VOA: standard.2009.05.17

That's part of public finance--is learning how to modify the tax system so that it works pretty well.

公共财政学的一个课题就是,研究如何改进税收制度，使其更有效。

耶鲁公开课 - 金融市场课程节选

Public finance relates to the tax and welfare system that we have.

公共财政学涉及,税收和我们的福利体系。

耶鲁公开课 - 金融市场课程节选