 For example, according to the 22nd Amendment, the President of the United States can serve two four-year terms.Research shows that legislative term limits increase legislative polarization, reduce the legislative skills of politicians, reduce the legislative productivity of politicians, weaken legislatures vis-a-vis the executive, and reduce voter turnout.Term limits have not reduced campaign spending, reduced the gender gap in political representation, increased the diversity of law-makers, or increased the constituent service activities of law-makers.