Growing acceptance of cryptocurrency suggests it has the potential to disrupt the traditional monetary system. Can cryptocurrency coexist as a widely accepted medium of change with an asset that costs nothing to produce, such as fiat money? #Bitcoin #EconTwitter

My joint work with ZHIXIU YU (a MN graduate student) on estimating home production in 2020 (important because the American Time Use Survey was suspended during quarantine) is now published. degruyter.com/document/doi/1…

A new working paper from Zhixiu Yu analyzes the extent to which three changes in Social Security rules account for the rise in the labor supply of older men over time -- and examines the impact of potential SSI policy changes on individual behavior. humcap.uchicago.edu/RePEc/hka/wpap…

Had a wonderful time presenting at Atlanta Fed seminar. Thank you so much Karen Kopecky for offering me this great opportunit. Thank you Simon Fuchs (🦊) @mmpitts94 and many others for your helpful comments and suggestions on my paper and presentation! 😊

Job market candidate ZHIXIU YU studies "Trends in Labor Supply of Older Men and the Role of Social Security." zhixiuyu.com Zhixiu's advisors are Mariacristina De Nardi, Jeremy Lise, and Joseph Mullins. #SocialSecurity #workforce @WomenInMacro

Zhixiu is very productive and has many other interesting works. See her homepage for more information: zhixiuyu.com/research Last but not least, great ZHIXIU YU is a student of great Mariacristina De Nardi!

Thank you Xincheng Qiu for inviting me to present my work at the "Labor, Firms, and Macro" Reading Group! Very happy to meet you all.😊Thanks for all the comments and helpful suggestions.

Commencement day for our PhD graduates (including a few who completed degrees during covid) - CONGRATULATIONS! We are #UMNproud 🎓🎉🙌

Thank you for the great discussion, Jeff! I appreciate your helpful comments 😊

SED Meeting party moves to Western Economic Association International ! Beautiful evening, place and company to talk about Macro. #WEAI2022 #portland #SED_2022

Very happy that my first sole-authored paper got accepted at Review of Economic Dynamics. This is my best graduation gift! I won’t be able to make it without the help and support from Chari, Randy, Guillaume, Mariacristina De Nardi, Oksana Leukhina, Qingxiao Li, and many other mentors and friends.

Stefanie Stantcheva just won the John Bates Clark Medal. 🏅 here her greatest hits in public finance research explained

Thrilled to share this! What is the optimal retirement policy? Here’s our take. 🧵

Proud to be working on this one! Grateful to Abdoulaye Ndiaye for being such a thoughtful coauthor throughout the process.

Here is a policy simulator accompanying our paper, where you can simulate the effects of a combination of Social Security and other retirement policy reforms. 🔗: retirementflexibility.org/reform-combina… Thx to Adrien Jalouneix for research assistance.

In a new working paper, HCEO member ZHIXIU YU and coauthor Abdoulaye Ndiaye model the dynamics of retirement and identify novel, welfare-enhancing retirement policy prescriptions. hceconomics.uchicago.edu/research/worki…

What is the optimal retirement and tax policy when individuals face health shocks and risk to their income? In a new paper, @and_joy_ NYU Stern Economics and ZHIXIU YU LSU compare flexible retirement policies to retirement age increases. Read more: bit.ly/4eiVyau