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Mandatory vs. voluntary disclosure in the dynamic market for lemons
Mandatory vs. voluntary disclosure in the dynamic market for lemons
Mandatory vs. voluntary disclosure in the dynamic market for lemons
Mandatory vs. voluntary disclosure in the dynamic market for lemons
26Jun
Seminar Calendar, Accounting and Law

Mandatory vs. voluntary disclosure in the dynamic market for lemons

26 June 2026 | 2:15 p.m. — 3:30 p.m.
KK 1121, K. K. Leung Building, HKU
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SPEAKER

Prof. Cyrus Aghamolla
Associate Professor in Accounting
Jones Graduate School of Business
Rice University

ABSTRACT

We consider a dynamic adverse selection setting where a privately informed seller can choose to reveal or withhold past trade information to privately informed buyers. Buyers naturally receive less information when the seller can strategically withhold negative news relative to a setting where current buyers always observe the seller’s history of trade, i.e., mandatory disclosure. Despite the informational disadvantage, we find that strategic disclosure by the seller can be welfare-increasing relative to mandatory disclosure, under which past trade is always disclosed. This occurs because voluntary disclosure attenuates the seller’s incentive to engage in destructive signaling and can lead to more efficient trade.

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Preference Optimization Beyond DPO:  From Noisy Feedback to Conflicting Objectives
Preference Optimization Beyond DPO:  From Noisy Feedback to Conflicting Objectives
Preference Optimization Beyond DPO:  From Noisy Feedback to Conflicting Objectives
Preference Optimization Beyond DPO:  From Noisy Feedback to Conflicting Objectives
30Jun
Innovation and Information Management | Seminar
Preference Optimization Beyond DPO: From Noisy Feedback to Conflicting Objectives
30 June 2026 | 2:00 p.m.— 3:30 p.m.
KK 315, K. K. Leung Building, HKU
Professor Xi Chen
Responsible Personalized Pricing: Balancing Privacy, Fairness, and Revenue Optimization
Responsible Personalized Pricing: Balancing Privacy, Fairness, and Revenue Optimization
Responsible Personalized Pricing: Balancing Privacy, Fairness, and Revenue Optimization
Responsible Personalized Pricing: Balancing Privacy, Fairness, and Revenue Optimization
26Jun
Innovation and Information Management | Seminar
Responsible Personalized Pricing: Balancing Privacy, Fairness, and Revenue Optimization
26 June 2026 | 10:00 a.m.— 11:30 a.m.
KK 1121, K. K. Leung Building, HKU
Professor Xi Chen
Mandatory vs. voluntary disclosure in the dynamic market for lemons
About Speaker
Prof. Cyrus Aghamolla

Associate Professor in Accounting | Haskayne School of Business | University of Calgary

Mandatory vs. voluntary disclosure in the dynamic market for lemons
26 June 20262:15 p.m. — 3:30 p.m.
KK 1121, K. K. Leung Building, HKU
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