Matthew Ryan

Path independent choice and the ranking of opportunity sets

The indirect utility principle provides an instrumentalist basis for ranking opportunity sets, given an underlying preference ranking on alternatives. Opportunity set A is weakly preferred to B if A includes at least one preference-maximising element from

Public-private partnerships for transport infrastructure: some efficiency risks

A\cup B

Essentiality and Convexity in the Ranking of Opportunity Sets

. We introduce the Plott consistency principle as a natural extension of this logic to decision-makers who choose amongst alternatives according to a path independent choice function. Such choice functions need not be rationalisable by a preference order. Plott consistency requires that A is an acceptable choice from

Reserve price commitments in auctions

\left\{ A, B\right\}

Generalizations of SEU: a geometric tour of some non-standard models

if A includes at least one element from the set of acceptable choices from