2min chapter

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Network Effects, Moats, & the Business of web3

a16z Podcast

CHAPTER

The Positive Network Effects of Credit Cards

The network effect of a credit card is cross platform. It goes from holders to merchants and vice versa. And it's strictly positive. By contrast with newspapers, the more readers the newspaper has, the more valuable it is to be an advertiser. There are actually some negative platform externalities as well. But it can still be the case that the overall network grows as we add more users.

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