Firm dynamics
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Welfare Analysis of Equilibria With and Without Early Termination Fees in the US Wireless Industry
The elimination of long-term contracts and early termination fees (ETFs) in the US wireless industry at the end of 2015 increased monthly service fees by 2 to 5 percent. Nevertheless, consumers are clearly better off without ETFs. While firms’ revenues from ETFs vanish, their profits from monthly fees increase. As a result, the overall effect on producer profits is less clear. -
A Spatial Model of Bank Branches in Canada
Using data on bank branch locations across Canada from 2008 to 2018, we explore an interesting aspect of bank branch competition—geographic concentration. We find that bank branch density does not correlate with geographic and market concentration; however, we do find strong correlation with postal-code demographics. -
Technology Adoption in Input-Output Networks
We study how input-output networks affect the speed of technology adoption. In particular, we model the decision to adopt the programming language Python 3 by software packages. Python 3 provides advanced features but is not backward compatible with Python 2, which implies it comes with adoption costs. -
What Do Survey Data Tell Us About US Businesses?
This paper examines the reliability of survey data on business incomes, valuations, and rates of return, which are key inputs for studies of wealth inequality and entrepreneurial choice. -
Amazon Effects in Canadian Online Retail Firm-Product-Level Data
I use firm-product-level data for Canadian online retailers to study how product scope (the average number of product categories per firm) evolved from 1999 to 2012. During this period, product scope dropped monotonically from 59 to 5 product categories. -
Trade Flows and Exchange Rates: Importers, Exporters and Products
Using highly disaggregated transaction-level trade data, we document the importance of new firm-level trade partner relationships and the addition of new products to existing relationships in driving aggregate trade flows. -
Reassessing Trade Barriers with Global Value Chains
This paper provides a systematic, quantitative analysis of the short-run and long-run effects of various trade-restricting policies in the presence of global value chains and multinational production. -
Financial Distress and Hedging: Evidence from Canadian Oil Firms
The paper explores the link between financial distress and the commodity price hedging behaviour of Canadian oil firms. -
Firm-level Investment Under Imperfect Capital Markets in Ukraine
This paper develops and estimates a model of firm-level fixed capital investment when firms face borrowing constraints.