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A risk manager may be faced with the following problem: she/he has obtained loss data collected during a year, but the … sources of risk, each occurring with a different frequency, and wants to identify the frequency with which each type of event … occurs and if possible, the individual losses at each risk event.It is the purpose of this methodological note, to examine a …
Persistent link: https://www.econbiz.de/10012937413
maxima represents the most influential factor when one investigates the tail behaviour of our considered risk aggregation …
Persistent link: https://www.econbiz.de/10012940306
Persistent link: https://www.econbiz.de/10012819276
economic growth and depresses asset prices. Further, the market price of risk and equity beta of good uncertainty are positive …, while negative for bad uncertainty. Hence, both uncertainty risks contribute positively to risk premia, and help explain the … cross-section of expected returns beyond cash flow risk …
Persistent link: https://www.econbiz.de/10012825425
of "model" and more general aggregation rules. We show that a wide class of risk measures can be regarded as non …A ranking over a set of alternatives is an aggregation of experts' opinions (AEO) if it depends on the experts … equally reliable experts. We then apply our results to the theory of risk measures. Our application can be viewed as a …
Persistent link: https://www.econbiz.de/10012825743
A continuum of homogeneous rational agents choose between two competing technologies. Agents observe a private signal and sample others' previous choices. Signals have an aggregate component of uncertainty, so aggregate behavior does not necessarily reflect the true state of nature. Nonetheless,...
Persistent link: https://www.econbiz.de/10012969717
I construct two daily, real-time, real activity indexes for the United States, Euro area, the United Kingdom, Canada, and Japan: (i) a surprise index that summarizes recent economic data surprises and measures optimism/pessimism about the state of the economy, and (ii) an uncertainty index that...
Persistent link: https://www.econbiz.de/10012973397
The classical Uncertainty of Outcome Hypothesis (UOH) informs economists' understanding consumer decisions to attend sporting events and models of team revenue generation. Coates, Humphreys and Zhou (2014) developed a reference dependent preference based consumer choice model under uncertainty...
Persistent link: https://www.econbiz.de/10012976940
The financial aggregation industry is on the rise again. After having experienced high growth rates during the pre … financial institutions. This study uses the SCP paradigm to analyze the emerging financial aggregation industry and the … violation of privacy and fraud associated with aggregation activity online and they are ready to pay a prime to get a more …
Persistent link: https://www.econbiz.de/10013009621
. It addresses the question whether there exist non-dictatorial aggregation functions of convex risk measures satisfying …This paper studies collective decision making when individual preferences can be represented by convex risk measures …), and the Pareto principle. Herein, convex risk measures are identified with variational preferences on account of the …
Persistent link: https://www.econbiz.de/10013059110