In This Survey, We Present a Detailed Review of Methodologies Used in Recent Economic Studies on the Effects of Regulation Changes in Airline Passagengers Transportation. Four Topics Will Be Reviewed. Each of Them Involves Different Methodologies. the First Topic Concerns the Effects of...

We ask how the three known mechanisms for solving cost sharing problems with homogeneous cost functions - the value, the proportional, and the serial mechanisms - should be extended to arbitrary problem. We propose the Ordinality axiom, which requires that cost shares be invariante under all...