Christopher Walters
@c_r_walt
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Economist studying labor/education
Joined November 2017
It's not too late to register for this week's Mixtape session on empirical Bayes methods -- sign up at the link below to join! Lectures and live coding labs MWF, 6-9pm eastern
@c_r_walt's Empirical Bayes course is live!! Including a lab using labor market discrimination data from their QJE article Last chance to sign-up for tonight: https://t.co/PNNVM5VcTN Course material:
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Topics will include teacher/school value-added, employer-level labor market discrimination, individualized treatment effect predictions, connections to machine learning and multiple testing, and more
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Next week I'm teaching a Mixtape Session on Empirical Bayes. Register at the link below if you want to learn about using EB methods to quantify heterogeneity, "borrow strength" to improve treatment effect estimates, and make decisions: https://t.co/QFjie1P28Z
mixtapesessions.io
Workshop taught by Prof. Christopher Walters starting on November 6th, 2023.
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I’ll be posting from time to time about this coming workshops. This one we just finalized and it’s ready. It’s on empirical bayes, causal inference and machine learning by @c_r_walt 1/
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Our new handbook chapter w/ @metrics52 & @c_r_walt is now available online! Check out the latest in estimating institutional quality with quasi-experimental data: https://t.co/hUFVbTSW8R
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I am teaching a labor economics course 7/3 to 7/7 at the Barcelona School of Economics. The course should be beneficial for graduate students at all levels and many post-docs. Learn more here https://t.co/DiAWhiw8KK
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Want to learn the latest in estimating school quality w/ quasi-experimental data? Or the various IV tips & tricks @BlueprintMIT has accumulated over the years? Check out this new-and-improved handbook chapter with Josh (@metrics52) and Chris (@c_r_walt)! https://t.co/wvfw2aXtZg
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This year's NBER methods lecture on empirical Bayes methods is now available on the @nberpubs youtube page. Jiaying Gu and I enjoyed putting this material together - we hope it's helpful for people who want to use these methods in applied work. https://t.co/KvW9MUsB7T
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If you guys think all this negative weight stuff is bad, wait until #EconTwitter discovers the James/Stein (1961) result that OLS is inadmissible under squared loss when m>2
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Michal Kolesár, Chris Walters (@c_r_walt), and I were very happy to have been invited by the Scandinavian Journal of Economics to prepare this review article on the 2021 Nobel Memorial Prize https://t.co/YwHIPfltyG
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New working paper w/@metrics52, @prof_parag, & @c_r_walt: "Race and the Mismeasure of School Quality" https://t.co/KY0n9dGkRS We use IV + centralized assignment data to study the relationship between school value-added, student race, and school performance ratings A short 🧵:
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How do we measure school quality and why does it matter? School quality measures have far-reaching impacts, influencing school restructuring decisions, home prices, and parents’ school choice decisions. Read our latest findings on school quality measures:
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"Congratulations Dave. This award could not have gone to a more deserving scholar, and you deserve another one for being a great colleague, mentor, and friend."@c_r_walt Read the many congratulatory notes to Nobel laureate David Card and submit yours:
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BREAKING NEWS: The 2021 Sveriges Riksbank Prize in Economic Sciences in Memory of Alfred Nobel has been awarded with one half to David Card and the other half jointly to Joshua D. Angrist and Guido W. Imbens. #NobelPrize
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How does employment discrimination vary across firms? Patrick Kline (@berkeleyecon), @evankrose (@UChi_Economics) & @c_r_walt (@berkeleyecon) on systemic discrimination among large U.S. employers: https://t.co/KlMeTg1jrS
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✏️New blog post✏️ Researchers Patrick Kline, @evankrose, & @c_r_walt discuss their recent @JPAL_NA-funded study documenting systemic employment discrimination and share how randomized evaluations can be used to detect & redress civil rights violations: https://t.co/2ahArk8sDc
povertyactionlab.org
Researchers recently released results from a J-PAL North America funded study that documents systemic patterns of employment discrimination within large companies in the United States. In an interv...
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Join us for the Policy Impacts conference, tomorrow (Aug 12) from 1PM-5PM ET. The conference will feature presentations from @HilaryHoynes, @lkatz42, @elisajacome, @metrics52, @c_r_walt, and Amy Finkelstein. Schedule and registration are available here: https://t.co/ut4IIhJcyg
policyimpacts.org
Policy Impacts held its inaugural conference on August 12, 2021. (Link to Recording Below)
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Insightful article by @portereduardo on our new study of employment discrimination with Pat Kline and @evankrose: https://t.co/1mBuL4xSSO
nytimes.com
Applications seemingly from Black candidates got fewer replies than those evidently from white candidates. The method could point to specific companies.
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(1/3) We're excited to announce that we're hiring Research Fellows @SEIIatMIT! Learn more and apply at: https://t.co/jOT87yRPR0
#EconTwitter
drive.google.com
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