We study a regulation in Chile that mandates front-of-package warning labels on products whose sugar or calorie concentration exceeds certain thresholds. We document an overall decrease in sugar and calorie intake of 7-9%. To unpack the underlying mechanisms, we provide descriptive evidence of...

In many western countries, rising public concern for the welfare of agricultural animals is reflected in the adoption of direct regulatory standards. The United States has taken a different path, preferring a "market regulation" approach whereby consumers express their preference for...

Traceability is an increasingly prominent research topic in decentralised technosocial systems in fields as diverse as health, sustainability, finance, and supply chain management. At the same time, traceability connotes different meanings and potentialities within each of these fields. This...

We examine the effects of the PBE program, which made the adoption of energy labels mandatory in the Brazilian refrigerator market. Using data from a nationally representative sample of households, we estimate a structural model of appliance choice. We document a modest increase in the valuation...

This study aims to better understand the direct and indirect (spillover effects) impact of a supermarket chain's sustainability label related to the two dimensions animal welfare and climate friendliness, introduced by a Swiss supermarket chain. By showing that the scale has a positive impact on...

When purchasing packaged products within a supermarket, consumers choose between proprietary or private label brands. However, when purchasing fresh fruits and vegetables, non-branded produce is the dominant option—with proprietary and private label brands only recently becoming available....

Why has geographical political polarisation increased in recent times? In a simple model, we show that one catalyst is a social learning mechanism whereby policy preferences become more homogeneous within geographical units, yet increasingly heterogeneous between units over time as voters become...