World Model · podcast knowledge graph

Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)

2023-11-09 · 84 min · 48 entities

episode page audio

Asserted relationships

  • → references Substack company
    0.77
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://substack.com/
  • 0.77
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://amazon.com/Four-Thousand-Weeks-Management-Mortals/dp/0374159122
  • → references ~Rjohari concept
    0.77
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://web.stanford.edu/~rjohari
  • → references Ancient Agora Of Athens person
    0.77
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://en.wikipedia.org/wiki/Ancient_Agora_of_Athens
  • → references Trajan'S Market person
    0.77
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://en.wikipedia.org/wiki/Trajan%27s_Market
  • → references The Nature Of The Firm person
    0.77
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://en.wikipedia.org/wiki/The_Nature_of_the_Firm
  • → references How Lie Statistics Darrell Huff book
    0.77
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://amazon.com/How-Lie-Statistics-Darrell-Huff/dp/0393310728
  • → references David Freedman product
    0.77
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://amazon.com/stores/David-Freedman/author/B001IGLSGA
  • → references Alpinist Peter Mortimer book
    0.77
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://amazon.com/Alpinist-Peter-Mortimer/dp/B09KYDWVVC
  • → hosted by Lenny Rachitsky person
    0.55
    evidence rules-v4
    Feed author/publisher: Lenny Rachitsky
  • → works at Stanford University company
    0.50
    evidence rules-v4
    professor at Stanford University
  • → works at Stanford University company
    0.50
    evidence rules-v4
    professor at Stanford University
  • → discusses Technology company
    0.40
    evidence rules-v4
    Feed category: Technology
  • → discusses Business concept
    0.40
    evidence rules-v4
    Feed category: Business
  • → discusses Entrepreneurship concept
    0.40
    evidence rules-v4
    Feed category: Entrepreneurship
  • → references penname.co website
    0.38
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://penname.co/
  • → references thumbtack.com website
    0.38
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://thumbtack.com/
  • → references ebay.com website
    0.38
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://ebay.com/
  • → references upwork.com website
    0.38
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://upwork.com/
  • → references kayak.com website
    0.38
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://kayak.com/
  • → references urbansitter.com website
    0.38
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://urbansitter.com/
  • → references stitchfix.com website
    0.38
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://stitchfix.com/
  • → references Bayesian Ab Testing person
    0.38
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://blog.hubspot.com/marketing/bayesian-ab-testing
  • → references Annual Review Tadelis company
    0.38
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://faculty.haas.berkeley.edu/stadelis/Annual_Review_Tadelis.pdf

Entities found in this episode

websites 14

  • mentioned penname.co website
    0.45
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://penname.co/
  • mentioned thumbtack.com website
    0.45
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://thumbtack.com/
  • mentioned ebay.com website
    0.45
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://ebay.com/
  • mentioned upwork.com website
    0.45
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://upwork.com/
  • mentioned kayak.com website
    0.45
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://kayak.com/
  • mentioned urbansitter.com website
    0.45
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://urbansitter.com/
  • mentioned stitchfix.com website
    0.45
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://stitchfix.com/
  • references penname.co website
    0.38
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://penname.co/
  • references thumbtack.com website
    0.38
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://thumbtack.com/
  • references ebay.com website
    0.38
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://ebay.com/
  • references upwork.com website
    0.38
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://upwork.com/
  • references kayak.com website
    0.38
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://kayak.com/
  • references urbansitter.com website
    0.38
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://urbansitter.com/
  • references stitchfix.com website
    0.38
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://stitchfix.com/

persons 10

  • mentioned Ancient Agora Of Athens person
    0.90
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://en.wikipedia.org/wiki/Ancient_Agora_of_Athens
  • mentioned Trajan'S Market person
    0.90
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://en.wikipedia.org/wiki/Trajan%27s_Market
  • mentioned The Nature Of The Firm person
    0.90
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://en.wikipedia.org/wiki/The_Nature_of_the_Firm
  • references Ancient Agora Of Athens person
    0.77
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://en.wikipedia.org/wiki/Ancient_Agora_of_Athens
  • references Trajan'S Market person
    0.77
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://en.wikipedia.org/wiki/Trajan%27s_Market
  • references The Nature Of The Firm person
    0.77
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://en.wikipedia.org/wiki/The_Nature_of_the_Firm
  • mentioned Lenny Rachitsky person
    0.70
    evidence rules-v4
    Feed author/publisher: Lenny Rachitsky
  • hosted by Lenny Rachitsky person
    0.55
    evidence rules-v4
    Feed author/publisher: Lenny Rachitsky
  • mentioned Bayesian Ab Testing person
    0.45
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://blog.hubspot.com/marketing/bayesian-ab-testing
  • references Bayesian Ab Testing person
    0.38
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://blog.hubspot.com/marketing/bayesian-ab-testing

companys 9

  • mentioned Substack company
    0.90
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://substack.com/
  • references Substack company
    0.77
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://substack.com/
  • mentioned Stanford University company
    0.62
    evidence rules-v4
    professor at Stanford University
  • mentioned Technology company
    0.50
    evidence rules-v4
    Feed category: Technology
  • works at Stanford University company
    0.50
    evidence rules-v4
    professor at Stanford University
  • works at Stanford University company
    0.50
    evidence rules-v4
    professor at Stanford University
  • mentioned Annual Review Tadelis company
    0.45
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://faculty.haas.berkeley.edu/stadelis/Annual_Review_Tadelis.pdf
  • discusses Technology company
    0.40
    evidence rules-v4
    Feed category: Technology
  • references Annual Review Tadelis company
    0.38
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://faculty.haas.berkeley.edu/stadelis/Annual_Review_Tadelis.pdf

concepts 7

  • mentioned ~Rjohari concept
    0.90
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://web.stanford.edu/~rjohari
  • references ~Rjohari concept
    0.77
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://web.stanford.edu/~rjohari
  • mentioned Business concept
    0.50
    evidence rules-v4
    Feed category: Business
  • mentioned Entrepreneurship concept
    0.50
    evidence rules-v4
    Feed category: Entrepreneurship
  • 0.42
    evidence rules-v4
    Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)
  • discusses Business concept
    0.40
    evidence rules-v4
    Feed category: Business
  • discusses Entrepreneurship concept
    0.40
    evidence rules-v4
    Feed category: Entrepreneurship

books 6

  • 0.90
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://amazon.com/Four-Thousand-Weeks-Management-Mortals/dp/0374159122
  • 0.90
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://amazon.com/How-Lie-Statistics-Darrell-Huff/dp/0393310728
  • mentioned Alpinist Peter Mortimer book
    0.90
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://amazon.com/Alpinist-Peter-Mortimer/dp/B09KYDWVVC
  • 0.77
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://amazon.com/Four-Thousand-Weeks-Management-Mortals/dp/0374159122
  • 0.77
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://amazon.com/How-Lie-Statistics-Darrell-Huff/dp/0393310728
  • references Alpinist Peter Mortimer book
    0.77
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://amazon.com/Alpinist-Peter-Mortimer/dp/B09KYDWVVC

products 2

  • mentioned David Freedman product
    0.90
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://amazon.com/stores/David-Freedman/author/B001IGLSGA
  • references David Freedman product
    0.77
    evidence rules-v4
    Link in episode "Marketplace lessons from Uber, Airbnb, Bumble, and more | Ramesh Johari (Stanford professor, startup advisor)": https://amazon.com/stores/David-Freedman/author/B001IGLSGA
Episode description as stored
Ramesh Johari is a professor at Stanford University focusing on data science methods and practice, as well as the design and operation of online markets and platforms. Beyond academia, Ramesh has advised some incredible startups, including Airbnb, Uber, Bumble, and Stitch Fix. Today we discuss: • What exactly a marketplace is, if you boil it down • What you need to get right to build a successful marketplace • How to optimize any marketplace • An easy litmus test to see if there’s an opportunity to build a marketplace in the space • The role of data science in successful marketplaces • Ramesh’s philosophy on experimentation and AI • Advice on implementing rating systems • Why learning isn’t free — Brought to you by Sanity —The most customizable content layer to power your growth engine | Hex —Helping teams ask and answer data questions by working together | Eppo —Run reliable, impactful experiments — Find the full transcript at: https://www.lennyspodcast.com/marketplace-lessons-from-uber-airbnb-bumble-and-more-ramesh-johari-stanford-professor-startup/ — Where to find Ramesh Johari: • LinkedIn: https://www.linkedin.com/in/rameshjohari/ • Website: https://web.stanford.edu/~rjohari/ • X: https://twitter.com/rameshjohari — Where to find Lenny: • Newsletter: https://www.lennysnewsletter.com • X: https://twitter.com/lennysan • LinkedIn: https://www.linkedin.com/in/lennyrachitsky/ — In this episode, we cover: (00:00) Ramesh’s background (04:31) A brief overview of what a marketplace is (08:10) The role of data science in marketplaces (11:21) Common flaws of marketplaces (16:43) Why every founder is a marketplace founder (20:26) How Substack increased value to creators by driving demand (20:58) An example of overcommitting at eBay (22:24) An easy litmus test for marketplaces  (25:52) Thoughts on employees vs. contractors (28:02) How to leverage data scientists to improve your marketplace (34:10) Correlation vs. causation (35:27) Decisions that should be made using data (39:29) Ramesh’s philosophy on experimentation (41:06) How to find a balance between running experiments and finding new opportunities (44:11) Badging in marketplaces (46:04) The “superhost” badge at Airbnb (49:59) How marketplaces are like a game of Whac-A-Mole (52:41) How to shift an organization’s focus from impact to learning (55:43) Frequentist vs. Bayesian A/B testing  (57:50) The idea that learning is costly (1:01:55) The basics of rating systems (1:04:41) The problem with averaging (1:07:14) Double-blind reviews at Airbnb (1:08:55) How large language models are affecting data science (1:11:27) Lightning round — Referenced: • Riley Newman on LinkedIn: https://www.linkedin.com/in/rileynewman/ • Upwork (formerly Odesk): https://www.upwork.com/ • Ancient Agora: https://en.wikipedia.org/wiki/Ancient_Agora_of_Athens • Trajan’s Market: https://en.wikipedia.org/wiki/Trajan%27s_Market • Kayak: https://www.kayak.com/ • UrbanSitter: https://www.urbansitter.com/ • Thumbtack: https://www.thumbtack.com/ • Substack: https://substack.com/ • Ebay: https://www.ebay.com/ • Coase: “The Nature of the Firm”: https://en.wikipedia.org/wiki/The_Nature_of_the_Firm • Stitch Fix: https://www.stitchfix.com/ • A/B Testing with Fat Tails: https://www.journals.uchicago.edu/doi/abs/10.1086/710607 • The ultimate guide to A/B testing | Ronny Kohavi (Airbnb, Microsoft, Amazon): https://www.lennyspodcast.com/the-ultimate-guide-to-ab-testing-ronny-kohavi-airbnb-microsoft-amazon/ • Servaes Tholen on LinkedIn: https://www.linkedin.com/in/servaestholen/ • Bayesian A/B Testing: A More Calculated Approach to an A/B Test: https://blog.hubspot.com/marketing/bayesian-ab-testing • Designing Informative Rating Systems: Evidence from an Online Labor Market: https://arxiv.org/abs/1810.13028 • Reputation and Feedback Systems in Online Platform Markets: https://faculty.haas.berkeley.edu/stadelis/Annual_Review_Tadelis.pdf • How to Lie with Statistics : https://www.amazon.com/How-Lie-Statistics-Darrell-Huff/dp/0393