J23

Hongbin Li is a senior fellow of Stanford Institute for Economic Policy Research (SIEPR), Stanford University, USA.

James Liang is a professor in the National School of Development, Peking University, China.

Binzhen Wu is an associate professor of the School of Economics and Management, Tsinghua University, China (corresponding author).

Feicheng Wang is an assistant professor at the Faculty of Economics and Business, University of Groningen ([email protected]).

Krisztina Kis‐Katos is a professor of International Economic Policy at the Department of Economics, University of Göttingen (krisztina.kis‐katos@uni‐goettingen.de).

Minghai Zhou is a ZJU 100 Young Professor at the School of Economics, Zhejiang University ([email protected]).

Otto Kässi () is a researcher at ETLA Economic Research, a senior researcher at Turku Centre for Labour Studies, University of Turku, and a research associate at the Oxford Internet Institute, University of Oxford.

Vili Lehdonvirta is Professor of Economic Sociology and Digital Social Research at the Oxford Internet Institute, University of Oxford.

Massimo Anelli is at Carlo F. Dondena Centre for Research on Social Dynamics and Public Policy, Bocconi University ().

Osea Giuntella is at University of Pittsburgh, Department of Economics ().

Luca Stella is at Freie Universität Berlin and the John F. Kennedy Institute for North American Studies ().