   There are no doubt other factors that need to be taken into consideration in the calculation required to formulate the argument from divisiveness. But, the liberal critics maintain, it is unclear how those disparate factors would add up. In particular, if the liberal critics are correct, it is not clear whether requiring citizens to obey the DRR would result in less overall frustration, anger, and division than would not requiring them to do so. The issues at stake are empirical in character and the relevant empirical facts are not known.