In this paper, I examine the impact of ambiguity (Knightian uncertainty), alongside that of risk, on firms’ voluntary … disclosure decisions. I confirm the well-known result that an increase in risk— uncertainty over outcomes—is associated with an … which risk impacts managers’ disclosure decisions have been extensively studied in the accounting literature, no extant …

the cross-market Kyle's lambda. The sign is positive (negative) if private information concerns the mean (risk) of the …