Matthew William Chesnes

Federal Trade Commission

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Institutional Affiliation: Federal Trade Commission

NBER Working Papers and Publications

August 2016Direct-to-Consumer Advertising and Online Search
with Ginger Zhe Jin: w22582
Beginning in 1997, the Food and Drug Administration (FDA) allowed television advertisements to make major statements about a prescription drug, while referring to detailed drug information on the internet (FDA 1997; 2015). The hope was that consumers would seek additional information online to fully understand the risks and benefits of taking the medication. To better understand the effects of the policy, we analyze direct-to-consumer advertising (DTCA) and search engine click-through data on a set of drugs over a three-year period. Regression analysis shows that advertising on a prescription drug serves to increase the frequency of online search and subsequent clicks for that drug, as well as search for other drugs in the same class. We find the relationship between DTCA and search is s...

Published: Matthew Chesnes & Ginger Zhe Jin, 2018. "Direct-to-consumer advertising and online search," Information Economics and Policy, .

May 2014Banning Foreign Pharmacies from Sponsored Search: The Online Consumer Response
with Weijia (Daisy) Dai, Ginger Zhe Jin: w20088
Increased competition from the internet has raised concerns about the quality of prescription drugs sold online. Given the pressure from the Department of Justice, Google agreed to ban pharmacies not certified by the National Association of Boards of Pharmacy (NABP) from sponsored search listings. Using comScore click-through data originated from health-related queries, we study how the ban affects consumer search and click behavior in a difference-in-differences framework using the synthetic control method. We find that non-NABP-certified pharmacies receive fewer clicks after the ban and this effect is heterogeneous. In particular, pharmacies not certified by the NABP, but certified by other sources (other-certified websites), experience an increase in organic clicks that partially offset...

Published: Matthew Chesnes & Weijia (Daisy) Dai & Ginger Zhe Jin, 2017. "Banning Foreign Pharmacies from Sponsored Search: The Online Consumer Response," Marketing Science, vol 36(6), pages 879-907.

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