Competition and markets
We help businesses and regulators understand competition and market dynamics. We evaluate the economic impact of regulation, market reform, mergers and acquisitions and market dynamics.
Senior Fellowjohn.yeabsley[at]nzier [dot] org [dot] nz
Principal Economistpeter.wilson[at]nzier [dot] org [dot] nz
Learn more about our people
Estimating demand for competition analysis : A statistical exploration, and some possible applications
02 March 2020
A report for Productivity Hub by NZIER, with the assistance of Cognitus Economic Insight. This study investigates the feasibility of estimating Almost Ideal Demand System (AIDS) for selected expenditure classes using administrative data available in New Zealand and explores the applicability of AIDS model estimates for competition and wider policy analyses.
The economic contribution of NZX : New Zealand’s exchange and its role in supporting the New Zealand economy
12 February 2018
By John Yeabsley
A report for NZX.