模糊厌恶

Heath（1991）提出当人们感到有能力或者当对不确定的来源有足够的认识时，模糊厌恶就不会发生。

Heath ( 1991 ) found that the ambiguity aversion would not have happened when people have the ability or have sufficient knowledge to the sources of uncertainty .

Einhorn和Hogarth（1986）发现在面临损失时，模糊厌恶会出现反转。

Einhorn and Hogarth ( 1986 ) found that in the face of loss , ambiguity aversion will appear reversed .

结果发现：选择偏好、下赌注、出价三个角度上，都没有发现这种模糊厌恶效应。

The results showed that : the ambiguity aversion effect have not found in the three tasks .

此外，心理会计、模糊厌恶和后悔厌恶也使得投资者的偏好选择行为偏离了经典的理性理论。

In addition , Mental Accounting , Ambiguity Aversion and Regret Aversion also make preferences of investors deviate the classical rational theories .

模糊厌恶是指人们在熟悉的事情和不熟悉的事情之间更喜欢熟悉的那个，而回避选择不熟悉的事情去做。

Aversion to ambiguity reveals the phenomenon that people prefer to do the things they are familiar with , when they are faced with the choice between the familiar and the unfamiliar things to do .

那么哪种理论更能有效地去解释模糊厌恶呢？模糊决策是特殊的、复杂的风险决策还是一种独立的决策类型，也是最近神经经济学里面争议的一个问题。

Which is more effective to explain the ambiguity aversion ? Ambiguity decision-making is a special , complex risk decision-making or an independent decision-making type , which is a controversial issue in recent neuroeconomics , a series of fMRI studies reached a different opinion , respectively .

当模糊厌恶发生时，这种模糊厌恶下的加工机制是怎样的呢？目前已有的模糊决策理论主要从变异性大小、需要的满足、启发式等角度去模拟了对模糊决策的心理加工。

When the ambiguity aversion occurs , what the processing mechanism is ? At present , there existed some ambiguity decision-making theories , mainly including variability theory , to meet peoples ' needs , the heuristic theory . They simulate the mental process of the decision-making in different perspective .

模糊程度的不同，对决策的偏好有影响；模糊程度较高时，被试倾向于模糊厌恶，模糊程度较低时倾向于模糊寻求。

The different ambiguity degree had influence on decision-making preferences ; a higher degree of ambiguity , the subjects were inclined to dislike ambiguity , a lower degree of ambiguity ; the subjects were inclined to ambiguity seeking .