 According to the Treaty of Lausanne, both states had the obligation to make reparations of the properties of the exchanged populations, an obligation that was never fulfilled, on the expense of mostly the Greek refugees (whose number was three times larger and were wealthier than the agricultural Muslim population of Greece).Unlike the Muslims of Greece, the Asia Minor Greeks were forced to leave without any of their possessions.Rather severe were the demographic changes of the Anatolian Greek population, as well as the changes in the demography of Greece herself.