In May 2026, many of the world's most-followed social media accounts woke up to smaller numbers. During a large cleanup that users online called the "Great Purge of 2026," Instagram's parent company removed millions of fake, bot, and inactive accounts. Cristiano Ronaldo, long the most-followed person on the platform, saw a widely reported drop of several million followers in a matter of hours, and analytics trackers recorded a cumulative decline of more than nine million over

Markets work best when people can make good decisions. But good decisions depend on good information, and in real life, information is rarely shared equally. One person in a deal often knows more than the other. A seller usually knows more about a product than a buyer. A borrower usually knows more about their own plans than a lender. This simple gap in knowledge sits at the heart of a powerful idea in economics: #information_asymmetry. The theory of information asymmetry hel