Rafał Janik's new book argues stock markets are far less rational than assumed

"Iluzja efektywnego rynku" (The Illusion of an Efficient Market) is the latest book by Rafał Janik, challenging the notion that stock markets are rational. The author examines whether share prices truly reflect company value and debunks widely held beliefs about financial market efficiency. Bankier.pl is the book's media patron.