This study explores the influences of CEOs' dual roles (a single individual serving as both CEO and board chair) on future stock price crash risk. CEO duality magnifies managerial incentive and ability to overstate performance and hide bad news from investors, which increases stock price...

Acoustic source localization in the spherical harmonic domain with reverberation has hitherto not been investigated extensively. When the joint direction-of-arrival (DOA) estimation is treated as a classification task, it needs a lot of different classes and large-scale dataset, which is...