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Category Archives: Startups

Measuring user retention using cohort analysis with R

Cohort analysis is super important if you want to know if your service is in fact a leaky bucket despite nice growth of absolute numbers. There’s a good write up on that subject “Cohorts, Retention, Churn, ARPU” by Matt Johnson. So how to do it using R and how to visualize it. Inspired by examples […]

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Book review: European Founders At Work

A book by Pedro Santos follows the format of Jessica Livingstone’s “Founders at Work”, offering a series of interviews with the founders of European start-ups. Entrepreneurs, such as Illya Segalovich (co-founder of Yandex), Loic LeMeur (founder of Seesmic and LeWeb), Peter Arvai (co-founder of Prezi) and many others (see full list on the book’s website: www.europeanfoundersatwork.com) tell about how they […]

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