This paper shows that wage profiles become similar to expenditure profiles and exhibit similar variations if the firm plays the roles of financial institutions and/or government when the latter institutions do not function perfectly for workers. Wage profiles slope upwards because of...

This paper introduces a variation of the public goods game where four groups compete to win prizes. It uses experiments to consider behavioral and personality aspects, enablingus to treat a new field. As for the behavioral aspect, it emerges that intra- and inter-group awareness is effective in...