Budget deficit is usually divided into cyclical deficit and structural deficit, but this classification is assumed that the irregular component in budget is zero.
财政赤字通常被划分为周期性赤字和结构性赤字，这样的分类方法是以不规则财政收支为零作为前提。
2
As an important component of the national economy, forestry has showed cyclical fluctuations accompanying with the development of national economy.