Research
Research
"The search behaviour of vulnerable consumer groups in retail electricity markets", Peter Gibbard and Archie Ritchie, March, 2026.
"The impact of price comparison tools on electricity retailer choices", Peter Gibbard and Kevin Remmy, February, 2024.
"Journalism in the digital age: Falls in newspaper quality and policy responses", Peter Gibbard (2025), Scottish Journal of Political Economy. https://doi.org/10.1111/sjpe.70003
"Cost pass-through in the retail electricity market: Vertically integrated versus independent retailers", Peter Gibbard, Cameron Grubb and Dennis Wesselbaum (2025), Energy Economics, https://doi.org/10.1016/j.eneco.2025.108392.
"Optimal adaptive Bayesian design in choice experiments: Performance for the population versus individuals", Peter Gibbard and Kelson Sadlier (2025), Marketing Letters. https://doi.org/10.1007/s11002-025-09768-4
"Retail electricity prices in New Zealand: Recent trends and the relationship to market shares", Peter Gibbard and Cameron Grubb (2024), New Zealand Economic Papers, 1–11. https://doi.org/10.1080/00779954.2024.2339378
"Search with two stages of information acquisition: A structural econometric model of online purchases", Peter Gibbard (2023), Information Economics and Policy, https://doi.org/10.1016/j.infoecopol.2023.101057.
"A model of search with two stages of information acquisition and additive learning", Peter Gibbard (2022), Management Science, 68(2), doi.org/10.1287/mnsc.2021.4150.
"Disentangling preferences and limited attention: Random-utility models with consideration sets", Peter Gibbard (2021), Journal of Mathematical Economics, 94, doi.org/10.1016/j.jmateco.2020.102468.