The thesis constructs an employment decision model based on a downward-sloping labor supply curve, and parses a type employment called by the author as "expenditure-constraint-causing unemployment".

In this article, however, the writer argues that marginal utility theory can only be used to deduce labor (work time) supply curve, but not labor force supply curve.

This article argues that taxation has its impact on employment. Up to now, studies on this field mainly concern the supply curve of labor, the revenue effect and substitutive effect of taxation.