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What are the components of complex interventions in healthcare? Theorizing approaches to parts, powers and the whole intervention

Clark, Alexander M. - In: Social Science & Medicine 93 (2013) C, pp. 185-193

The components of complex interventions are frequently discussed, invoked and examined in theory and research but … interventions past approaches variously: downplay complexity, focus on the complicatedness of complex interventions, or emphasize … the complexity of complex interventions. Thus, approaches can be categorized as viewing components variously as: (1) Non …

Persistent link: https://www.econbiz.de/10010737781

Dispersion in beliefs among active mutual funds and the cross-section of stock returns

Jiang, Hao; Sun, Zheng - In: Journal of Financial Economics 114 (2014) 2, pp. 341-365

We propose a measure of dispersion in fund managers׳ beliefs about future stock returns based on their active holdings, i.e., deviations from benchmarks. We find that both the level of and the change in dispersion positively predict subsequent stock returns on a risk-adjusted basis. This effect...

Persistent link: https://www.econbiz.de/10011039248

Global Private Information in International Equity Markets

Albuquerque, Rui; Bauer, Gregor H; Schneider, Martin - C.E.P.R. Discussion Papers - 2006

This paper studies international equity markets when some investors have private information that is valuable for trading in many countries simultaneously. We use a dynamic model of equity trading to show that 'global' private information helps understand US investors’ trading behaviour and...

Persistent link: https://www.econbiz.de/10005667137

Contracts for uncertain delivery

Correia-da-Silva, João; Hervés-Beloso, Carlos - Faculdade de Economia, Universidade do Porto - 2005

We propose the notion of objects of choice as uncertain consumption bundles, extending the formulation of Arrow (1953). Agents sign “contracts for uncertain delivery”, which specify a list of alternative bundles, instead of a single one. This allows us to incorporate uncertainty and...

Persistent link: https://www.econbiz.de/10005031587

Characterizing Asymmetric Information in International Equity Markets

Albuquerque, Rui; Bauer, Gregory; Schneider, Martin - EconWPA - 2004

This paper studies the international portfolio flows of US investors to examine the information structure of international equity markets. We use an empirical model of portfolio flows with both public and private information to extract measures of trades due to private information. We find that...

Persistent link: https://www.econbiz.de/10005125533

Fraud and free riding in tropical forests â€“ on the potential for certification to enforce sustainable resource use indirectly

Lippert, Christian - In: German Journal of Agricultural Economics 58 (2009) 3

Certification schemes for forest products are understood by many as a way to promote sustainable resource use when it is impossible to rely on direct enforcement of process standards. Based on the concept of ‘Self-Enforcing Contracts’, this study develops a market model that simulates the...

Persistent link: https://www.econbiz.de/10011142856

Bank-runs und Moral-hazard

Gontermann, Andreas - Wirtschaftswissenschaftliche Fakultät, Universität … - 2003

Im klassischen Modell von Diamond und Dybvig (1983) werden Bank-runs durch sich selbst erfüllende pessimistische Erwartungen der Anleger provoziert. Sie sind damit ein Sonnenflecken-Phänomen. Die spekulativen Runs können u.a. durch eine Einlagenversicherung vermieden werden. Allerdings...

Persistent link: https://www.econbiz.de/10005063023

Capital Adequacy Requirements and the Bank Lending Channel of Monetary Policy

Gontermann, Andreas - Wirtschaftswissenschaftliche Fakultät, Universität … - 2003

In this paper a modified version of Bernanke and Blinder�s (1988) model of the bank lending channel of monetary policy under asymmetric information is presented. If, aside from reserve requirements, banks have to meet capital adequacy requirements as well, then the results suggested by...

Persistent link: https://www.econbiz.de/10005063024

On the Possibility of Credit Rationing in the Stiglitz-Weiss Model

Arnold, Lutz G. - Wirtschaftswissenschaftliche Fakultät, Universität … - 2005

Contrary to what is consistently assumed in the literature, the return function cannot be hump-shaped in the Stiglitz-Weiss (1981) model. This has important consequences for the possible occurrence of credit rationing and redlining. With a single class of borrowers, banks offer credit in two...

Persistent link: https://www.econbiz.de/10005063028

Would you like to be a prosumer? Information revelation, personalization and price discrimination in electronic markets

Morasch, Karl; Bandulet, Martin - Fakultät für Wirtschafts- und … - 2003

Electronic commerce and flexible manufacturing allow personalization of initially standardized products at low cost. Will customers provide the information necessary for personalization? Assuming that a consumer can control the amount of information revealed, we analyze how his decision...

Persistent link: https://www.econbiz.de/10008462102