Karp, J. (2025) 'Public Support for Voter ID Laws in the UK: How Citizens Weigh Electoral Integrity and Voter Access'. Political Studies, 0 (ahead of print). pp. 1 - 16. ISSN: 0032-3217 Open Access Link

(Accepted) 'Informing Choice of Electoral System and Improving the Quality of Electoral Administration', in

Verhulsdonk, I., Nai, A. and Karp, J. (2022) 'Are Political Attacks a Laughing Matter? Three Experiments on Political Humor and the Effectiveness of Negative Campaigning'. Political Research Quarterly, 75 (3). pp. 720 - 737. ISSN: 1065-9129 Open Access Link

Nicholson, SP., Carman, C., Coe, C., Fenney, A., Feher, B., Hayes, B., Karp, J., Kam, C., Vaczi, G. and Heit, E. et al. (2018) 'The Nature of Party Categories in Two-Party and Multi-Party Systems'. Advances in Political Psychology, 39 (1). pp. 279 - 304. ISSN: 0162-895X Open Access Link

Karp, JA., Nai, A. and Norris, P. (2018) 'Dial ‘F’ for fraud: Explaining Citizens Suspicions about Elections'. Electoral Studies, 53. pp. 11 - 19. ISSN: 0261-3794 Open Access Link

Donovan, T. and Karp, J. (2017) 'Electoral rules, corruption, inequality and evaluations of democracy'. European Journal of Political Research, 56 (3). pp. 469 - 486. ISSN: 0304-4130 Open Access Link

Karp, JA. and Lühiste, M. (2016) 'Explaining political engagement with online panels: comparing the British and American election studies'. Public Opinion Quarterly, 80 (3). pp. 666 - 693. ISSN: 0033-362X Open Access Link

Karp, J. (2016) 'Globalization and Voter Turnout in Times of Crisis', in Vowles, J. and Xezonakis, G. (eds.) Globalization and Domestic Politics: Parties, Elections, and Public Opinion (Comparative Study of Electoral Systems). Oxford : OUP Oxford. , Globalization and Domestic Politics: Parties, Elections, and Public Opinion. pp. 190 - 208. ISBN 10: 0198757980. ISBN 13: 978-0-19-857598-6. Open Access Link

Karp, JA. and Milazzo, C. (2015) 'Democratic Scepticism and Political Participation in Europe'. Journal of Elections, Public Opinion and Parties, 25 (1). pp. 97 - 110. ISSN: 1745-7289

Pietsch, J., Miller, M. and Karp, JA. (2015) 'Public Support for Democracy in Transitional Regimes'. Journal of Elections, Public Opinion and Parties, 25 (1). pp. 1 - 9. ISSN: 1745-7289

Karp. and Vowles, J. (2015) 'Cross-National Surveys and the Comparative Study of Electoral Systems: When Country/Elections Become Cases', in Atkison, LR. and Alvarez, RM. (eds.) The Oxford Handbook of Polling and Polling Methods. Oxford University Press. pp. 388 - 409. ISBN 10: 0190213299. Open Access Link

Stevens, D. and Karp, JA. (2012) 'Leadership Traits and Media Influence in Britain'. Political Studies, 60 (4). pp. 787 - 808. ISSN: 0032-3217

Karp, JA. (2012) 'Electoral Systems, Party Mobilisation and Political Engagement'. Australian Journal of Political Science, 47 (1). pp. 71 - 89. ISSN: 1036-1146

Stevens, D., Karp, JA. and Hodgson, R. (2011) 'Party Leaders as Movers and Shakers in British Campaigns? Results from the 2010 Election'. Journal of Elections, Public Opinion & Parties, 21 (2). pp. 125 - 145. ISSN: 1745-7289

Karp, JA. and Banducci, SA. (2010) 'The Influence of Party and Electoral Systems on Campaign Engagement', inCitizens, Context, and Choice. Oxford University Press. pp. 55 - 75.

KARP, JA. and TOLBERT, CJ. (2010) 'Polls and Elections: Support for Nationalizing Presidential Elections'. Presidential Studies Quarterly, 40 (4). pp. 771 - 793. ISSN: 0360-4918

Hobolt, SB. and Karp, JA. (2010) 'Voters and coalition governments'. Electoral Studies, 29 (3). pp. 299 - 307. ISSN: 0261-3794

Bowler, S., Karp, JA. and Donovan, T. (2010) 'Strategic coalition voting: Evidence from New Zealand'. Electoral Studies, 29 (3). pp. 350 - 357. ISSN: 0261-3794

Banducci, SA., Karp, JA. and Loedel, PH. (2009) 'Economic interests and public support for the euro'. Journal of European Public Policy, 16 (4). pp. 564 - 581. ISSN: 1350-1763

Karp, JA. (2009) 'Candidate effects and spill-over in mixed systems: Evidence from New Zealand'. Electoral Studies, 28 (1). pp. 41 - 50. ISSN: 0261-3794

Banducci, SA., Karp, JA., Thrasher, M. and Rallings, C. (2008) 'Ballot Photographs as Cues in Low‐Information Elections'. Political Psychology, 29 (6). pp. 903 - 917. ISSN: 0162-895X

KARP, JA. and BANDUCCI, SA. (2008) 'Political Efficacy and Participation in Twenty-Seven Democracies: How Electoral Systems Shape Political Behaviour'. British Journal of Political Science, 38 (2). pp. 311 - 334. ISSN: 0007-1234

Karp, JA. and Banducci, SA. (2008) 'When politics is not just a man's game: Women's representation and political engagement'. Electoral Studies, 27 (1). pp. 105 - 115. ISSN: 0261-3794

KARP, JA., BANDUCCI, SA. and BOWLER, S. (2008) 'Getting Out the Vote: Party Mobilization in a Comparative Perspective'. British Journal of Political Science, 38 (1). pp. 91 - 112. ISSN: 0007-1234

Banducci, SA. and Karp, JA. (2008) 'Mobilizing political engagement and participation in diverse societies: The impact of institutional arrangements', inDesigning Democratic Government Making Institutions Work. pp. 62 - 88.

Karp, JA. and Garland, MW. (2007) 'Ideological Ambiguity and Split Ticket Voting'. Political Research Quarterly, 60 (4). pp. 722 - 732. ISSN: 1065-9129

Karp, JA. (2007) 'REFORMING THE ELECTORAL COLLEGE AND SUPPORT FOR PROPORTIONAL OUTCOMES'. Representation, 43 (4). pp. 239 - 250. ISSN: 0034-4893

Bowler, S., Donovan, T. and Karp, JA. (2007) 'Enraged or Engaged? Preferences for Direct Citizen Participation in Affluent Democracies'. Political Research Quarterly, 60 (3). pp. 351 - 362. ISSN: 1065-9129

Bowler, S., Donovan, T. and Karp, JA. (2007) 'Enraged or engaged? Preferences for direct citizen participation in affluent democracies'. POLITICAL RESEARCH QUARTERLY, 60 (3). pp. 351 - 362. ISSN: 1065-9129

Karp, JA. and Banducci, SA. (2007) 'Party Mobilization and Political Participation in New and Old Democracies'. Party Politics, 13 (2). pp. 217 - 234. ISSN: 1354-0688

Karp, JA. (2006) 'Political knowledge about electoral rules: Comparing mixed member proportional systems in Germany and New Zealand'. Electoral Studies, 25 (4). pp. 714 - 730. ISSN: 0261-3794

Vowles, J., Banducci, SA. and Karp, JA. (2006) 'Forecasting and Evaluating the Consequences of Electoral Change in New Zealand'. Acta Politica, 41 (3). pp. 267 - 284. ISSN: 0001-6810

Donovan, T. and Karp, JA. (2006) 'Popular Support for Direct Democracy'. Party Politics, 12 (5). pp. 671 - 688. ISSN: 1354-0688

Karp, JA. and Bowler, S. (2006) 'Broadeninganddeepening or broadeningversusdeepening: The question of enlargement and Europe's ‘hesitant Europeans’'. European Journal of Political Research, 45 (3). pp. 369 - 390. ISSN: 0304-4130

Bowler, S., Donovan, T. and Karp, JA. (2006) 'Why Politicians Like Electoral Institutions: Self-Interest, Values, or Ideology?'. The Journal of Politics, 68 (2). pp. 434 - 446. ISSN: 0022-3816

Karp, JA. and Brockington, D. (2005) 'Social Desirability and Response Validity: A Comparative Analysis of Overreporting Voter Turnout in Five Countries'. The Journal of Politics, 67 (3). pp. 825 - 840. ISSN: 0022-3816

Bowler, S. and Karp, JA. (2004) 'Politicians, Scandals, and Trust in Government'. Political Behavior, 26 (3). pp. 271 - 287. ISSN: 0190-9320

Donovan, T., Bowler, S., Hanneman, R. and Karp, J. (2004) 'Social groups, sport and political engagement in New Zealand'. Australian Journal of Political Science, 39 (2). pp. 405 - 419. ISSN: 1036-1146

Banducci, SA., Donovan, T. and Karp, JA. (2004) 'Minority Representation, Empowerment, and Participation'. The Journal of Politics, 66 (2). pp. 534 - 556. ISSN: 0022-3816

Karp, JA., Bowler, S. and Banducci, SA. (2003) 'British Elections & Parties Review', in Rallings, C., Scully, R., Tonge, J. and Webb, P. (eds.) British Elections Parties Review. Routledge. pp. 162 - 175.

Banducci, SA., Karp, EA. and Loedel, PH. (2003) 'The euro, economic interests and multi‐level governance: Examining support for the common currency'. European Journal of Political Research, 42 (5). pp. 685 - 703. ISSN: 0304-4130

BANDUCCI, SA. and KARP, JA. (2003) 'How Elections Change the Way Citizens View the Political System: Campaigns, Media Effects and Electoral Outcomes in Comparative Perspective'. British Journal of Political Science, 33 (3). pp. 443 - 467. ISSN: 0007-1234

Karp, JA., Banducci, SA. and Bowler, S. (2003) 'To Know it is to Love it?'. Comparative Political Studies, 36 (3). pp. 271 - 292. ISSN: 0010-4140

Bowler, S., Donovan, T. and Karp, JA. (2002) 'When Might Institutions Change? Elite Support for Direct Democracy in Three Nations'. Political Research Quarterly, 55 (4). pp. 731 - 754. ISSN: 1065-9129

Karp, JA., Vowles, J., Banducci, SA. and Donovan, T. (2002) 'Strategic voting, party activity, and candidate effects: testing explanations for split voting in New Zealand's new mixed system'. Electoral Studies, 21 (1). pp. 1 - 22. ISSN: 0261-3794

Karp, JA. and Banducci, SA. (2002) 'Issues and Party Competition Under Alternative Electoral Systems'. Party Politics, 8 (1). pp. 123 - 141. ISSN: 1354-0688

Karp, JA. and Bowler, S. (2001) 'Coalition government and satisfaction with democracy: An analysis of New Zealand's reaction to proportional representation'. European Journal of Political Research, 40 (1). pp. 57 - 79. ISSN: 0304-4130

Karp, JA. and Bowler, S. (2001) 'Coalition government and satisfaction with democracy: An analysis of New Zealand's reaction to proportional representation'. European Journal of Political Research, 40 (1). pp. 57 - 79. ISSN: 0304-4130

KARP, JA. and BANDUCCI, SA. (2001) 'Absentee Voting, Mobilization, and Participation'. American Politics Research, 29 (2). pp. 183 - 195. ISSN: 1532-673X

Banducci, SA. and Karp, JA. (2000) 'Gender, Leadership and Choice in Multiparty Systems'. Political Research Quarterly, 53 (4). pp. 815 - 815. ISSN: 1065-9129