Hasty Briefsbeta

Signaling in the Age of AI: Evidence from Cover Letters

20 hours ago
  • #AI
  • #Signaling
  • #Labor Market
  • Study examines the impact of generative AI on labor market signaling using an AI-powered cover letter tool.
  • Access to the tool increased textual alignment between cover letters and job posts, raising callback rates.
  • Time spent editing AI-generated drafts positively correlated with hiring success.
  • After tool introduction, correlation between cover letters' alignment and callbacks fell by 51%.
  • Employers shifted toward alternative signals like prior work histories in response to reduced signal content.