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Fake News and Advertising on Social Media : A Study of the Anti-Vaccination Movement
Chiou, Lesley - 2018
Online sources sometimes publish information that is false or intentionally misleading. We study the role of social networks and advertising on social networks in the dissemination of false news stories about childhood vaccines. We document that anti-vaccine Facebook groups disseminate false...
Persistent link: https://www.econbiz.de/10012480874
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The Impact of Large-Scale Social Media Advertising Campaigns on COVID-19 Vaccination : Evidence from Two Randomized Controlled Trials
Ho, Lisa Y.; Breza, Emily; Alsan, Marcella; Banerjee, … - National Bureau of Economic Research - 2022
COVID-19 vaccines are widely available in wealthy countries, yet many people remain unvaccinated. Understanding the effectiveness -- or lack thereof -- of popular vaccination campaign strategies is therefore critical. In this paper, we report results from two studies that tested strategies...
Persistent link: https://www.econbiz.de/10013462667
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Estimating the Value of Offsite Tracking Data to Advertisers : Evidence from Meta
Wernerfelt, Nils; Tuchman, Anna; Shapiro, Bradley; … - National Bureau of Economic Research - 2024
Third-party cookies and related 'offsite' tracking technologies are frequently used to share user data across applications in support of ad delivery. These data are viewed as highly valuable for online advertisers, but their usage faces increasing headwinds. In this paper, we quantify the...
Persistent link: https://www.econbiz.de/10015056091
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Online Business Models, Digital Ads, and User Welfare
Acemoglu, Daron; Ozdaglar, Asuman E.; Siderius, James - National Bureau of Economic Research - 2024
We present a model where social media platforms offer plans that intermix entertaining content with digital advertising ("ads"). Users derive utility from entertainment and learn about their valuation for a product from ads. While some users are fully rational, others naïvely perceive digital...
Persistent link: https://www.econbiz.de/10015094859
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Creditor rights and corporate risk-taking
Acharya, Viral V. - 2009
We analyze the link between creditor rights and firms' investment policies, proposing that stronger creditor rights in bankruptcy reduce corporate risk-taking. In cross-country analysis, we find that stronger creditor rights induce greater propensity of firms to engage in diversifying...
Persistent link: https://www.econbiz.de/10012463080
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Bailouts, the Incentive to Manage Risk, and Financial Crises
Panageas, Stavros - 2009
A firm's termination leads to bankruptcy costs. This may create an incentive for outside stakeholders or the firm's debtholders to bail out the firm as bankruptcy looms. Because of this implicit guarantee, firm shareholders have an incentive to increase volatility in order to exploit the...
Persistent link: https://www.econbiz.de/10012463592
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Predatory Trading
Brunnermeier, Markus K. - 2004
overshooting and a reduced liquidation value for the distressed trader. Hence, the market is illiquid when liquidity is most needed …
Persistent link: https://www.econbiz.de/10012467935
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Fiduciary Duties and Equity-Debtholder Conflicts
Becker, Bo - 2011
We use an important legal event as a natural experiment to examine the effect of management fiduciary duties on equity-debt conflicts. A 1991 Delaware bankruptcy ruling changed the nature of corporate directors' fiduciary duties in firms incorporated in that state. This change limited managers'...
Persistent link: https://www.econbiz.de/10012460996
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Firms, Failures, and Fluctuations : The Macroeconomics of Supply Chain Disruptions
Acemoglu, Daron - 2020
This paper studies how firm failures and the resulting disruptions to supply chains can amplify negative shocks. We develop a non-competitive model where customized supplier-customer relations increase productivity, and the relationship-specific surplus generated between firms and their...
Persistent link: https://www.econbiz.de/10012481420
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Aggregate Risk and the Choice between Cash and Lines of Credit
Acharya, Viral V. - 2010
We argue that a firm's aggregate risk is a key determinant of whether it manages its future liquidity needs through … cash reserves or bank lines of credit. Banks create liquidity for firms by pooling their idiosyncratic risks. As a result … opportunity costs and liquidity premium. We verify our model's hypothesis empirically by showing that firms with high asset beta …
Persistent link: https://www.econbiz.de/10012462534