On the Impossibility of Informationally Efficient Markets
If competitive equilibrium is defined as a situation in which prices are such that all arbitrage profits are eliminated, it is not clear whether it is possible that a competitiv...
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1,054 publications
Features of 20 133 UK patients in hospital with covid-19 using the ISARIC WHO Clinical Characterisation Protocol: prospective observational cohort study
Abstract Objective To characterise the clinical features of patients admitted to hospital with coronavirus disease 2019 (covid-19) in the United Kingdom during the growth phase ...
Assessment of Clinical Criteria for Sepsis
Among ICU encounters with suspected infection, the predictive validity for in-hospital mortality of SOFA was not significantly different than the more complex LODS but was stati...
Understanding motor events: a neurophysiological study
Neurons of the rostral part of inferior premotor cortex of the monkey discharge during goal-directed hand movements such as grasping, holding, and tearing. We report here that m...
Tuning In, Tuning Out: The Strange Disappearance of Social Capital in America
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Embeddedness and Immigration: Notes on the Social Determinants of Economic Action
This article contributes to the reemerging field of economic sociology by (1) delving into its classic roots to refine current concepts and (2) using examples from the immigrati...
Assessment of Global Incidence and Mortality of Hospital-treated Sepsis. Current Estimates and Limitations
Population-level epidemiologic data for sepsis are scarce and nonexistent for low- and middle-income countries. Our analyses underline the urgent need to implement global strate...
Acute Kidney Injury, Mortality, Length of Stay, and Costs in Hospitalized Patients
The marginal effects of acute kidney injury on in-hospital mortality, length of stay (LOS), and costs have not been well described. A consecutive sample of 19,982 adults who wer...
The Contingent Value of Social Capital
I present argument and evidence for a structural ecology of social capital that describes how the value of social capital to an individual is contingent on the number of people ...
From State to Market: A Survey of Empirical Studies on Privatization
This study surveys the literature examining the privatization of state-owned enterprises (SOEs) We review the history of privatization, the theoretical and empirical evidence on...
A Capital Asset Pricing Model with Time-Varying Covariances
The capital asset pricing model provides a theoretical structure for the pricing of assets with uncertain returns. The premium to induc e risk-averse investors to bear risk is p...