Wall Street quants see an edge in Polymarket earnings forecasts

It's the latest indication that prediction markets may be a useful source of information for investors, and one day emerge as a rival to sell-side analysts, whose job it is to forecast earnings. A working paper from London Business School and Yale University researchers updated in early April concludes that the nascent platforms are highly accurate, incorporate new information more quickly than analysts and avoid some of the biases built into Wall Street estimates.