Rozhina Ghanavi

PhD @mit & @mitsloan. IO, marketing, econ of data+competition. alum: @UofT @VectorInst @rotmanschool 🇨🇦

[Rozhina Ghanavi @_ghnn_]

by the power vested in me by the state of identification, this has been revised!
comments are welcome
https://t.co/R5b25Z71jU

[Rozhina Ghanavi @_ghnn_]

Privacy Regulation and Ad-Tech Consolidation
joint with my incredible coauthors!

We study how California’s CCPA reshaped M&A in the ad-tech ecosystem
https://t.co/R5b25Z71jU

[Rozhina Ghanavi @_ghnn_]

got my soccer 🇨🇦 jersey
where are the world cup watch parties kid? 😌

[Rozhina Ghanavi @_ghnn_]

3rd-party cookies knowing your chocolate choice: privacy crisis!
claude seeing your Strava performance data (basically health data): people onboard!
ai privacy laws are getting baked
but revealed preference is: people care way less about data privacy than they claim

[Pete Oxenham @peteoxenham]

strava mcp launched today lfg

[Rozhina Ghanavi @_ghnn_]

so deep studying metrics i din't hear a thing :D

[Polymarket @Polymarket]

JUST IN: Mysterious "sonic boom" heard throughout Massachusetts & Rhode Island.

[Rozhina Ghanavi @_ghnn_]

@elisaxchen ooh makes sense now
but why? like it is a wedding with your degree?

[Rozhina Ghanavi @_ghnn_]

what did i miss? why this generation everyone wears white dresses to graduation?

[Rozhina Ghanavi @_ghnn_]

main birthday wish this year: data!
how many candles do i have to blow out for that?
i aged more this year from every data lead falling tru than from time itself!

[Rozhina Ghanavi @_ghnn_]

research timeline
getting data: forever
running the reduced forms: order of weeks
figuring out the structural: order of months
writing the paper: eternity

[Rozhina Ghanavi @_ghnn_]

surviving massive pile of papers 😮‍💨
but the sky today is dosing like a continuous DiD 😌

[Rozhina Ghanavi @_ghnn_]

@malika_kor how did I not see that 😂

[Rozhina Ghanavi @_ghnn_]

help me select a paper title

[Rozhina Ghanavi @_ghnn_]

this paper has been on my mind for the past 3 weeks.. many things we can do with it..
so far, my main challenge with actually deploying it in my 2nd yr paper is finding historical multimodal data of the tools i have
https://t.co/o6bkjC1ZTZ

[Rozhina Ghanavi @_ghnn_]

@heeney_luke here cause i liked neither!

[Rozhina Ghanavi @_ghnn_]

facing the hardest dilemma:
do i redo the structural model estimation code to R or
do i bring my reduced form code to python (library stuff!!)
wondering what @johnjhorton class on network effects and programming language told us should do

[Rozhina Ghanavi @_ghnn_]

sent the abstract of my 2nd yr paper with this note:
happy mother’s day, mom. thank u for keep listening to me complain for 9 straight months about why getting my hands on the data is so impossibly hard last year!

[Rozhina Ghanavi @_ghnn_]

all u smart health economists need to drop everything and teach cdc and who how to be smarter

[Rozhina Ghanavi @_ghnn_]

gotta drop my 2nd yr paper soon it is becoming relevant 😆

[Aaron Parnas @AaronParnas]

NEW: A Columbia student has sent me the following screenshot of what appears to be a large-scale hack of the University's learning software.

Students cannot access Canvas at this time.

[Rozhina Ghanavi @_ghnn_]

@elisaxchen

[Rozhina Ghanavi @_ghnn_]

finally made my page pretty: https://t.co/c7mIQtjWUB

[Rozhina Ghanavi @_ghnn_]

@danielrock edit: “spirited away”—>”ghosted spirit” :))

[Rozhina Ghanavi @_ghnn_]

spirit airline is exiting,
i am waiting for 20 more ground breaking io paper to drop