In an analysis by The Economist, “zombie unicorns” are described as a growing problem in Silicon Valley—startups that retain unicorn valuations despite struggling to generate sustainable growth or profitability. The piece attributes the situation to years of elevated, “frothy” valuations in which investors and markets rewarded rapid scale and high expected returns. As conditions change, some heavily funded companies fail to meet performance expectations but continue to be valued as if they were still on track, creating a mismatch between financial reality and market perception.
The article characterizes these firms as “zombie” because they persist through ongoing financing and favourable valuation narratives rather than through strong operating results. It frames the issue as a broader risk to investment efficiency and market discipline, suggesting that capital could become increasingly trapped in businesses that are not clearly converging on viable long-term models. The coverage emphasizes that the challenge reflects both past valuation practices and present scrutiny, rather than a single event driving failures.