Perceived Ease of Use (PEoU) is one of the most central constructs in IS research. However, it has been examined only from an individual perspective. This article conceptualizes PEoU as a network construct. Results indicate three things. Firstly, the higher a person's PEoU, the more likely she or he is sought for advice. Secondly, there is a greater likelihood that a person seeks out another pe...

The set Gn of all n-person games 1 may be considered a convex subset of a euclidean space; Gn has dimension 2 n — n — 2. Although it has not been proved that all games possess a solution, large classes of solvable games have been discovered. In [2], Shapley defined a certain class of solvable games—the quota games—and showed that from the point of view of dimension, the set Qn of all ^-person q...

The class of «-person games (without side payments) obtainable from a certain economic market model is characterized as the class of totally balanced games. Various market representations for a given totally balanced game are considered, and a finite commodity representation without production is obtained.