Research

Working papers:

Innovation Diffusion among Co-workers: Evidence from Senior Doctors (with Eliana Barrenho, Eric Gautier, Marisa Miraldo and Carol Propper) (CEPR version) (minor revision requested at Management Science)

High Dimensional Instrumental Variables Regression and Confidence Sets (with Eric Gautier, 180+ citations) 

Fast, Robust Inference for Linear Instrumental Variables Models using Self-Normalized Moments (with Eric Gautier)

Identification of Peer Effects with Misspecified Peer Groups (with Lizi Yu)

Experience Goods with Volatile Supply: Theory and an Application to Illicit Drugs (under revision for International Journal of Industrial Organization)

Work in progress:

Identification of Spillover Effects using Panel Data

Identification of Peer Effects in Healthcare Innovation (with Marisa Miraldo and Carol Propper)

Peer Effects in Quitting Substance Use (with Jenny Williams)

Rental Affordability and Mental Health (with Timothy Ludlow, Jonas Fooken and KK Tang)

Peer Effects in Private Health Insurance Take-up (with Ali Kalay and Alicia Rambaldi)

Perceived Neighbourhood Safety and Physical Activity (with Sabrina Lenzen and Brenda Gannon)

Publications:

Housing Wealth and Older Adults' Demand for Healthcare: Evidence from Fluctuations in the U.S. Housing Market (with Michelle Tran and Brenda Gannon), Journal of Health Economics

Identification of Peer Effects through Social Networks using Variance Restrictions, Econometrics Journal

Physical Activity, Cognitive Function and Healthcare Use (with Sabrina Lenzen, Brenda Gannon and Edward Norton), Social Science and Medicine

Optimal Injection Points for Information Diffusion on Networks, Economics Letters

The Dynamic Impact of Physical Activity on Cognition Among Older People (with Sabrina Lenzen and Brenda Gannon), Economics and Human Biology

Out-of-pocket expenditure, need, utilisation, and private health insurance in the Australian healthcare system (with Timothy Ludlow, Jonas Fooken and KK Tang), International Journal of Health Economics and Management

Variable selection in DEA using cardinality constraints (with Antonio Peyrache and Gabriela Sicilia), European Journal of Operational Research

Major grants:

ARC Discovery Project "Understanding macroeconomic fluctuations with unobserved networks", 2022-2024, $199,649, Chief investigator (with James Morley, Valentyn Panchenko and Jorge-Miranda Pinto)