 The ecumenical-capabilities approach outlined above offers reasonable support for the claim that the social minimum does vary with a nation’s level of income/wealth, and in turn, for the claim that poverty can increase when a group falls further behind the rest of a national society in terms of its income. Following Sen, capabilities theorists argue that even if the capabilities that define a minimally decent life remain basically the same across nations of varying income levels, the resources needed to have a given capability will be greater, in the case of some capabilities, the richer one’s nation is. In other words, the resource cost of a given capability will tend to increase with national income. According to Sen: