We carry out an experiment on a macroeconomic price setting game where prices are complements. Despite relevant information being common knowledge and price flexibility we observe significant deviation from equilibrium prices and history dependence. In a first treatment we observe that...

We run a gift-exchange experiment under conditions of monetary neutrality: aggregate changes in nominal wages leave aggregate real wages unchanged. To achieve this, an employee's real wage is determined by the nominal wage divided by the price level (the average wages paid to others). Recent...