Cem Peker's Resarch Homepage

I'm a postdoctoral researcher at New York University Abu Dhabi. My research uses empirical methods to study subjective judgments and information aggregation, with applications in Behavioral Economics, Decision Sciences, Forecasting and Financial Markets.  

I'm on the job market for 2025-2026.

Job market paper: click here

CV: click here

Email: cem.peker@nyu.edu 

Publications

• Peker, C., & Wilkening, T. (2025). Robust recalibration of aggregate probability forecasts using meta-beliefs. International Journal of Forecasting, 41 (2), 613-630. https://doi.org/10.1016/j.ijforecast.2024.09.005

• Peker, C. (2024). Incentives for self-extremized expert judgments to alleviate the shared-information problem. Decision, 11 (1), 150172. https://doi.org/10.1037/dec0000198

• Peker, C. (2023). Extracting the collective wisdom in probabilistic judgments. Theory and Decision, 94 (3), 467-501. https://doi.org/10.1007/s11238-022-09899-4

Work in Progress

• Can we improve market forecasts with community predictions? Evidence from betting markets (Working paper)

• Peer betting to elicit unverifiable information (joint with Aurélien Baillon and Sophie van der Zee) (Working paper)

• Optimal linear aggregation of correlated expert judgments (Under review, Working paper)

• Expert decisions under pressure: Evidence from professional tennis (joint with John Wooders) (Abstract)

• Using prediction interval skewness to improve forecast accuracy (joint with Yael Grushka-Cockayne, Victor R.R. Jose, Jacob Rittich and Jack Soll) (Abstract)