His research interests include empirical quantitative marketing and empirical industrial organisation, with specific interests in pricing, promotions and retailing. His work has been published in The Economic Journal, The Journal of International Economics, Emerging Markets Finance and Trade, and the Latin American Journal of Economics. Professor Elberg earned a Ph.D. in economics from the University of California, Berkeley, an MPA/ID from Harvard University, an M.A. in economics from Pontificia Universidad Católica de Chile and a B.Sc. in business and economics from Universidad Adolfo Ibáñez.