Impact of Direct Democracy on Voter Turnout

In the early 20th century, numerous states in the United States began implementing various forms of direct democracy, such as initiatives and referendums, to allow citizens direct influence over legislation. This change occurred in the context of the Progressive Era, where reformers sought to address corruption and increase voter participation.

Using quantitative data to analyze the relationship between the introduction of direct democracy measures and voter turnout in those states, discuss how such measures may have caused increases in participation. Consider specific examples of states or elections to support your argument.