【名词&注释】
财政政策(fiscal policy)、财政收支(financial revenue and expenditure)、总供给(aggregate supply)、社会总需求(social total demand)、还本付息(loan and interest payment)、资本性支出(capital expenditures)
[单选题]政府偿债能力主要取决于新增公共收入规模及公共支出总额中各种()所占的份额。
A. 经常性支出
B. 资本性支出(capital expenditures)
C. 非债务支出
D. 还本付息(loan and interest payment)支出