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Information, Risk Aversion, and Healthcare Economics

Information, Risk Aversion, and Healthcare Economics   Reference library

Hendrik Schmitz and Svenja Winkler

The Oxford Encyclopedia of Health Economics

Reference type:
Subject Reference
Current Version:
2020
Subject:
Social sciences, Economics
Length:
11,325 words

...risk aversion. They find effects of health shocks (as measured by a strong decline in hand-grip strength over time) on the willingness to take risks. More precisely, individual risk aversion increases by about 9% to 11% of a standard deviation in the risk preference. Hence, the traditional (implicit) assumption of constant risk preferences seems not to hold. Risk Perception and Health Behavior. In addition to the willingness to take health risks, the perception of risks is a potential further determinant of health behavior. The stronger the perceived risks,...

risk aversion

risk aversion   Quick reference

A Dictionary of Economics (5 ed.)

Reference type:
Subject Reference
Current Version:
2017
Subject:
Social sciences, Economics
Length:
20 words

...risk aversion The preference for a pay-off that is certain rather than a risky pay-off with the same expected value....

risk aversion

risk aversion   Reference library

Dictionary of the Social Sciences

Reference type:
Subject Reference
Current Version:
2002
Subject:
Social sciences
Length:
133 words

... aversion In economics, a person is risk averse if he or she prefers to forgo a risky investment in favor of a payment equal or lower in value to the fair value of the investment. For example, in a lottery with a 50 percent chance of winning nothing and a 50 percent chance of winning $100, the fair value is $50. The risk averse person will prefer a payment of $50 or less to participation in the lottery. The more risk averse, the lower that acceptable payment—the certainty equivalent —will be. The analogous terms are risk neutral and risk loving ....

risk aversion

risk aversion n.   Quick reference

A Dictionary of Psychology (4 ed.)

Reference type:
Subject Reference
Current Version:
2015

... aversion n . A widespread characteristic of human preferences, first discussed in 1738 by the Swiss mathematician and physicist Daniel Bernoulli ( 1700–82 ), according to which most people tend to value gains involving risk ( 2 ) less than certain gains of equivalent monetary expectation. A typical example is a choice between a sure gain of 50 units (Swiss francs, dollars, pounds sterling, or any other units) and a gamble involving a 50 per cent probability of winning 100 units and a 50 per cent probability of winning nothing. The two prospects are...

risk aversion

risk aversion  

A widespread characteristic of human preferences, first discussed in 1738 by the Swiss mathematician and physicist Daniel Bernoulli (1700–82), according to which most people tend to value gains ...
Education

Education   Reference library

An Oxford Companion to the Romantic Age

Reference type:
Subject Reference
Current Version:
2009
Subject:
History, modern history (1700 to 1945), Literature
Length:
5,267 words
Publisher:
Oxford University Press

...education had been a common practice among the highest social ranks in the middle ages, and this old custom became a new fashion from the later years of the seventeenth century. Some advanced educational commentators, led by Locke, developed an aversion to institutional or ‘public’ education because of the risks it might involve of exposure to moral contamination, or because of the constraints of the collective classroom on the free growth of the mind. The pedagogic theories of Rousseau and his English disciples helped sustain and spread the fashion. It was...

Ecclesiasticus, or The Wisdom of Jesus Son of Sirach

Ecclesiasticus, or The Wisdom of Jesus Son of Sirach   Reference library

John J. Collins and John J. Collins

The Oxford Bible Commentary

Reference type:
Subject Reference
Current Version:
2022
Subject:
Religion
Length:
38,105 words
Publisher:
Oxford University Press

...There is also evidence of Stoic influence in the notions of complementary opposites ( 33:14–15 ), teleology ( 39:21 ), and in the striking affirmation about God that ‘He is the all’ ( 43:27 ). There may be an echo of Epicurean teaching in 41:1–4 . Sirach certainly shows no aversion to foreign wisdom, but he seems to have favoured Hellenistic material that resembled Jewish traditions and conversely pays little attention to the most distinctive aspects of Judaism such as the levitical laws. E. The Text. 1. The textual history of Ben Sira's book is...

Matthew

Matthew   Reference library

Dale C. Allison, Jr. and Dale C. Allison, Jr.

The Oxford Bible Commentary

Reference type:
Subject Reference
Current Version:
2022
Subject:
Religion
Length:
49,867 words
Publisher:
Oxford University Press

...as forbidding all oaths. (Tolstoy went so far as to affirm that Jesus' words require the abolition of courts.) Perhaps indeed the situation envisaged is not swearing in court but swearing in everyday speech. However that may be, early Christian literature does not show much aversion to swearing (e.g. Gal 1:20; Rev 10:6 ; Prot. Jas. 4:1 ), and Matthew itself seems to presuppose the validity of certain oaths ( 23:16–22 ). Further, the reduction of speech to ‘yes, yes’ and ‘no, no’ is obviously hyperbole. (The meaning of this last appears to be: let your...

loss aversion

loss aversion  

The observation that a loss generally has a greater subjective effect than an equivalent gain. See prospect theory. See also endowment effect. Compare risk aversion. loss-averse adj.
risk-seeking

risk-seeking  

A tendency among human decision makers to prefer losses involving risk (2) to sure-thing losses of equivalent monetary expectation. Experiments have shown that human decision makers typically prefer ...
ambiguity aversion

ambiguity aversion  

In decisions involving risk or uncertainty, a tendency to choose options for which the probabilities associated with the possible outcomes are known in preference to options for which the ...
certainty effect

certainty effect  

The tendency of human judges to overweight outcomes that are certain relative to outcomes that are merely probable. Thus, if given a choice between $1,000 and gamble in which a fair coin is tossed ...
framing effect

framing effect  

An effect of the description, labelling, or presentation of a problem on responses to it. A classic example was provided in 1981 by the US-based Israeli psychologists Amos Tversky (1937–96) and ...
marginal utility

marginal utility  

Reference type:
Overview Page
The addition to an individual's utility from a small increase in consumption of any good, per unit of the increase. The information content of marginal utility is dependent on whether utility is ...
portfolio selection

portfolio selection  

Reference type:
Overview Page
The choice of the proportions of different assets which should be held in order to obtain the maximum expected benefit from any given stock of wealth. The chosen proportions depend on both the ...
certainty equivalent

certainty equivalent  

Reference type:
Overview Page
The certain outcome which would confer a utility level equal to the expected utility of entering a gamble. See also risk premium.
risk-adjusted return on capital

risk-adjusted return on capital  

Reference type:
Overview Page
(RAROC)A method of comparing returns on different investments taking account of risk. The actual return is adjusted by measuring how the assets held are exposed to risk, and adjusting downwards the ...
endogenous preferences

endogenous preferences  

Reference type:
Overview Page
Individual preferences that form under the influence of the economic, social, legal, and cultural structure of the environment and may change in response to changes in the environment. For example, ...
second-order approximation

second-order approximation  

Reference type:
Overview Page
Approximation of an arbitrary function by its expansion in a Taylor's series keeping only linear and quadratic terms and assuming that the terms of the higher order are negligible. It is used, for ...
behavioural theories of the firm

behavioural theories of the firm  

Reference type:
Overview Page
Theories of firm behaviour based on considering the objectives of individuals and groups within firms. In contrast to orthodox models of the firm based on the assumption of profit maximization, with ...

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