This paper revisits paradigmatic differences in economics with a focus on input-output modeling. We show that such differences represent deep divides in economic theorizing and impact strongly on the magnitude and signs of expected effects. At the same time estimates from input-output models are...

In April 2025, the United States abruptly announced exceptionally high tariffs on imports from more than 180 countries (levels not seen in nearly 150 years) shocking the global economy. Within a week, most measures were postponed for 90 days (until July 9, 2025), but tariffs on Chinese goods...

Estimating MRIO tables is often hindered by limited access to regional data. The paper presents a novel method for estimating interregional trade matrices based on a gravity-RAS approach using survey and non-survey data at different aggregation levels. The new aggregate-disaggregate-aggregate...

This paper examines how the fragmentation of production across Global Value Chains (GVCs) generates both economic and environmental inequalities. Building on the "smile curve" framework (Mudambi, 2008; Meng et al., 2020), we show that developing countries specialize in low-value-added, high-emission...