Milena Wittwer

Milena Wittwer

Institution

Columbia University

PhD Year

2021

Email

mw3941@columbia.edu

FTG Membership

Member

Website

https://sites.google.com/site/milenawittwer/

Featured Work

Jul 18, 2023

Jason Allen, Milena Wittwer | Working Paper No. 00109-00

Centralizing Over-The-Counter Markets?

In traditional over-the-counter markets, investors trade bilaterally through intermediaries. We assess whether and how to shift trades on a centralized platform with trade-level data on the Canadian government bond market....


Jul 18, 2023

Jason Allen, Milena Wittwer | Working Paper No. 00110-00

Intermediary Capital Constraints and Market Power

We examine how intermediary capitalization affects  asset prices in a framework that allows for intermediary market power.  We introduce a model in which capital constrained intermediaries buy or trade an...


Jul 18, 2023

Jason Allen,Jakub Kastl, Milena Wittwer | Working Paper No. 00111-00

Estimating Demand Systems for Treasuries

Leveraging an institutional feature that Treasury auctions of different maturities are often held simultaneously, we propose  a method for estimating demand systems for Treasuries, avoiding the usual endogeneity issues in...