While it is commonly understood that the poll tax and literacy tests, among other measures, were used effectively in the South to disenfranchise Black voters from the late nineteenth through the mid-twentieth century, what is not well known is how much those disenfranchising laws mattered. Specifically, how much did the enactment of poll taxes or literacy tests affect turnout in federal and state elections? And how much did those disenfranchising provisions dampen vote totals for Republican candidates in the South? Using the staggered implementation and removal of several disenfranchising policies over a 101-year period, we answer these questions and provide some precision to our collective knowledge of the โdisenfranchising eraโ in American electoral politics. Overall, we find that the poll tax was the main driver of disenfranchisement in Southern elections, with literacy tests and the Australian ballot providing some secondary effects. We also find that ex-felon disenfranchisement laws were considerably more importantโboth in reducing turnout as well as Republican vote share in Southern electionsโthan has been traditionally understood. Finally, we unpack the โSouthโ and unsurprisingly find that racial politics drove these results: the disenfranchising institutions were more impactful in states with a larger Black population share. Our results show the powerful effects of disenfranchising policies on electorates and electoral outcomes. We discuss these results in both their historical context as well as with a mind to the continuing use of disenfranchising provisions in law today.
This paper deserves more attention. Uses Keyssar and other data to compile the most comprehensive historical state disenfranchisement law dataset I've seen. Uses it to show which policies reduced turnout most (it was poll taxes)
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