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Selection, Reallocation, and Spillover: Identifying the Sources of Gains from Multinational Production (with Maggie Chen)
By: Laura Alfaro
Quantifying the gains from multinational production has been a vital topic of economic research. Positive productivity gains are often attributed to knowledge spillover from multinational to domestic firms. An alternative, less stressed explanation is firm selection... View Details
- Forthcoming
- Article
Slowly Varying Regression Under Sparsity
By: Dimitris Bertsimas, Vassilis Digalakis Jr, Michael Lingzhi Li and Omar Skali Lami
We consider the problem of parameter estimation in slowly varying regression models with sparsity constraints. We formulate the problem as a mixed integer optimization problem and demonstrate that it can be reformulated exactly as a binary convex optimization problem... View Details
- Research Summary
The Economics of Enterprise IT
Why do some organizations adopt new information systems while others do not? Why do some face high costs while others do not? Professor Greenstein has been pursuing this stream of research throughout his career, analyzing the factors shaping the costs of acquiring... View Details
- Research Summary
The Global Networks of Multinational Firms (with Maggie Chen)
By: Laura Alfaro
In this paper we characterize the topology of global multinational networks and examine the macro and micro patterns of multinational activity. We construct indices of network density at both pairwise industry and establishment level and measure agglomeration in a... View Details
- Research Summary
The Real Exchange Rate, Innovation and Productivity
By: Laura Alfaro
We evaluate manufacturing firms' responses to changes in the real exchange rate (RER) using detailed firm-level data for a large set of countries for the period 2001-2010. We uncover the following stylized facts about regional variation of manufacturing firms'... View Details
- Research Summary
The Supply Chain Economy: A New Industry Categorization for Understanding Innovation in Services
By: Karen Mills
An active debate has centered on the importance of manufacturing for driving innovation in the U.S. economy. This paper offers an alternative framework that focuses on the role of suppliers of goods and services (the “supply chain economy”) in national performance. We... View Details
- Forthcoming
- Article
Variable Leases Under ASC 842: Evidence on Properties and Consequences
The new lease standard (ASC 842) allows firms to keep variable leases off-balance-sheet, in part based on the assumption that future expenses are difficult to estimate reliably. We show that variable-lease expenses are both prevalent and substantial, exhibiting... View Details
- Forthcoming
- Article
Who Benefits from Online Gig Economy Platforms?
By: Christopher T. Stanton and Catherine Thomas
Online labor platforms for short-term, remote work have many more job seekers than available jobs. Despite their relative abundance, workers capture a substantial share of the surplus from transactions. We draw this conclusion from demand estimates that imply workers'... View Details
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