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Strategic Connections in a hierarchical society: wedge between observed and fundamental valuations
(Springer Science + Business Media, 2021-01-01)
In an interconnected society, social networks grow through formation of strategic connections based on the hierarchy within the social network. Often, the hierarchy becomes self-reinforcing and the observed valuations of ...
Cross-border environmental regulation and firm labor demand
(Elsevier, 2022-11-07)
In 1994, due to environmental concerns, Germany banned a chemical called ‘Azo-dyes’, a primary input for the leather and textiles firms in India (a key exporter). Exploiting this as a quasi-natural experiment, we examine ...
Research and market structure: evidence from an antibiotic-resistant pathogenic outbreak
(Elsevier, 2023-01)
We provide causal evidence that upstream research shocks impact unconnected downstream product markets. Focusing on the Indian pharmaceutical market, we use a natural experiment involving a publication that identified a ...
Sparsistent filtering of comovement networks from high-dimensional data
(Elsevier, 2022-11-09)
Network filtering is a technique to isolate core subnetworks of large and complex interconnected systems, which has recently found many applications in financial, biological, physical and technological networks among others. ...