of the asset to fraud, on the frequency of trade, and on the current and future prices of the asset. In equilibrium, the …

combatting health care fraud. Between 2003 and 2017, Medicare spent $7.7 billion on 37.5 million regularly scheduled, non … more cost-effective than ex post ligation for preventing health care fraud …

resorted to electoral fraud, which neither the legislative, executive, or judicial branches checked. The decade of unchecked … electoral fraud led to the support for Juan Peron and subsequently to political and economic instability …

What external control mechanisms are most effective in detecting corporate fraud? To address this question we study in … depth all reported cases of corporate fraud in companies with more than 750 million dollars in assets between 1996 and 2004 …. We find that fraud detection does not rely on one single mechanism, but on a wide range of, often improbable, actors …

care fraud. In this paper, we consider the diffusion of potentially fraudulent Medicare home health care billing in the … anti-fraud "strike force" offices. We hypothesize that patient-sharing across home health care agencies provides a …