Research

Decision Theory

• Subjective Beliefs and Economic Preferences During the COVID-19 Pandemic in Experimental Economics [2022, 25, pp. 795-823]
• (with Glenn W. Harrison, Harold Kincaid, Brian Monroe, Don Ross, Mark Schneider and J. Todd Swarthout)

• Eliciting Beliefs About Covid-19 Prevalence and Mortality: Epidemiological Models Compared with the Street in Methods [2021, 195, pp. 103-112]
• (with Glenn W. Harrison, Harold Kincaid, Brian Monroe, Don Ross, Mark Schneider and J. Todd Swarthout)

• Fixed Attributes and Discounting Behavior: Effects of Holding One Attribute Constant During an Intertemporal Choice Task in Experimental Psychology [2021, 68, pp. 305-322]
• (with Qiongwen Cao, Eustace Hsu, Shan Luo and John Monterosso)

• Risk Preferences, Time Preferences, and Smoking Behaviour in Southern Economic Journal [2018, 85, pp. 313-348]
• (with Glenn W. Harrison, Don Ross, and J. Todd Swarthout)

• Mixture Models of Delay Discounting and Smoking Behavior in The American Journal of Drug and Alcohol Abuse [2017, 43, pp. 271-280]
• (John Monterosso, Andy C. Dean, Angelica M. Morales, Robert M. Bilder, Fred W. Sabb and Edythe D. London)

• The Relationship Between Addiction and Reward Bundling: An Experiment Comparing Smokers and Non-smokers in Addiction [2011, 106, pp. 402-409]
• (with George Ainslie, Richard Charlton and Don Ross)

Game Theory

• The Trust Game Does Not (Only) Measure Trust: The Risk-Trust Confound Revisited in Journal of Behavioral and Experimental Economics [2021, 90, pp. 1-14]
• (with Rinelle Chetty, Harold Kincaid and Brian Monroe)

• Two Sides of the Same Coin: Re-examining Nepotism and Discrimination in a Segmented Society in Review of Social Economy [2012, 70, pp. 344-374]
• (with Justine Burns)

• Income Inequality, Reciprocity and Public Good Provision: An Experimental Analysis in South African Journal of Economics [2007, 75, pp. 508-520]
• (with Justine Burns and Martine Visser)

Methodology

• Lab Experiments in Political Science through the Lens of Experimental Economics Oxford Handbook of Philosophy of Political Science [2023, pp. 355-392] edited by Harold Kincaid and Jeroen van Bouwel
• (with Harold Kincaid)

• Willpower Without Risk? in Behavioral and Brain Sciences [2021, 44, pp. e40]

• A Case Study of an Experiment During the Covid-19 Pandemic: Online Elicitation of Subjective Beliefs and Economic Preferences in Journal of the Economic Science Association [2021, 195, pp. 103-112]
• (with Glenn W. Harrison, Harold Kincaid, Brian Monroe, Don Ross, Mark Schneider and J. Todd Swarthout)

• Prospect Theory in the Wild: How Good is the Nonexperimental Evidence for Prospect Theory? in Journal of Economic Methodology [2019, 26, pp. 13-31]
• (with Harold Kincaid)

• Team Agency and Conditional Games in Contemporary Philosophy and Social Science: An Interdisciplinary Dialogue [2019, pp. 67-91] edited by Michiru Nagatsu Kincaid and Attilia Ruzenne
• (with Don Ross)

Health

• Incentivizing University Students to Quit Smoking: A Randomized Controlled Trial of a Contingency Management Intervention in a Developing Country in The American Journal of Drug and Alcohol Abuse [2020, 46, pp. 109-119]
• (with Harold Kincaid and Olivia Rusch)

• First Evidence of Comorbidity of Problem Gambling and other Psychiatric Problems in a Representative Urban Sample of South Africa in Journal of Gambling Studies [2015, 31, pp. 679-694]
• (with Carla Sharp, Andrew Dellis, Harold Kincaid and Don Ross)

• Criterion-related and Construct Validity of the Problem Gambling Severity Index in a Sample of South African Gamblers in South African Journal of Psychology [2014, 44, pp. 243-257]
• (with Andrew Dellis, Carla Sharp, Peter M. Schwardmann, David Spurrett, Jacques Rousseau and Don Ross)

• Gambling Participation and Problem Gambling Severity among Rural and Peri-Urban Poor South African Adults in KwaZulu-Natal in Journal of Gambling Studies [2013, 29, pp. 417-433]
• (with Andrew Dellis, David Spurrett, Carla Sharp and Don Ross)

• An Item Response Theory Analysis of the Problem Gambling Severity Index in Assessment [2012, 19, pp. 167-175]
• (with Carla Sharp, Lynne Steinberg, Ilya Yaroslavsky, Andrew Dellis, Don Ross and Harold Kincaid)

• Addressing Problem Gambling: South Africa’s National Responsible Gambling Programme in South African Medical Journal [2011, 101, pp. 722-723]
• (with Peter Collins, Dan J. Stein, Adele Pretorius, Heidi Sinclair, Don Ross, Graham Barr, Carla Sharp, David Spurrett, Jacques Rousseau, George Ainslie, Andrew Dellis, Harold Kincaid and Nelleke Bak)

Miscellaneous

• Social Networks and Ethnic Niches: An Econometric Analysis of the Manufacturing Sector in South Africa in South African Journal of Economics [2010, 78, pp. 107-130]

Working Papers

• The Probability Discounting Model of Choice Under Risk: A Critique in CEAR Working Paper Series [2020, WP2020-13]

• Addiction and Intertemporal Risk Attitudes in CEAR Working Paper Series [2019, WP2018-07]
• (with Glenn W. Harrison, Harold Kincaid, Don Ross and J. Todd Swarthout)

• The Trust Game: Salience, Beliefs, and Social History
• (with Harold Kincaid and Brian Monroe)