In markets with asymmetric information between sellers and buyers, feedback mechanisms are important to increase market efficiency and reduce the informational disadvantage of buyers. Feedback mechanisms might work because of self-selection of more trustworthy sellers into markets with such...

Für die einen gilt: "Nur Warnhinweise auf Lebensmitteln können vor der Volksseuche Übergewicht noch retten." Für die anderen hingegen ist klar: "Eine rote Ampel auf kalorienreichen Lebensmitteln bedeutet eine unerträgliche Entmündigung der Bürger." Die aktuelle Kontroverse um die von der...

Markets sometimes unravel, with offers becoming inefficiently early. Often this is attributed to competition arising from an imbalance of demand and supply, typically excess demand for workers. However this presents a puzzle, since unraveling can only occur when firms are willing to make early...