Before revision:  They are uncertain about the underlying distribution (e.g. talent distribution in the labor pool) and must learn its parameters from previous agents' histories . Agents stop when early draws are deemed "good enough," so predecessors' histories contain negative streaks but not positive streaks.
After revision:  They are uncertain about the underlying distribution (e.g. talent distribution in the labor pool) and must learn its parameters from previous agents' histories . Agents stop when early draws are deemed "good enough," so predecessors' experience contain negative streaks but not positive streaks.