This note completes the main result of [Zimper A., (2010) Re-examining the law of iterated expectations for Choquet decision makers. Theory and decision, DOI 10.1007/s11238-010-9221-8], by showing that additional conditions are needed in order the law of iterated expectations to hold true for...

This note completes the main result of [Zimper A., (2010) Re-examining the law of iterated expectations for Choquet decision makers. Theory and decision, DOI 10.1007/s11238-010-9221-8], by showing that additional conditions are needed in order the law of iterated expectations to hold true for...

This note completes the main result of Zimper (Theory and decision, doi:<ExternalRef> <RefSource>10.1007/s11238-010-9221-8</RefSource> <RefTarget Address="10.1007/s11238-010-9221-8" TargetType="DOI"/> </ExternalRef>, <CitationRef CitationID="CR7">2010</CitationRef>), by showing that additional conditions are needed in order the law of iterated expectations to hold true for Choquet decision makers. Due to the comonotonic additivity of Choquet...</citationref></refsource></externalref>

When individual beliefs are not Bayesian, economic agents may refuse further information about the uncertainty they are facing. Choquet decision makers in particular may be information averse. This note shows that, if the capacity is neo-additive, then the information value is necessarily positive.