The term socioeconomic refers to the interaction between the social and economic habits of a group of people — like the dating habits of millionaires!
The prefix socio- refers to "the study of the behaviors of people," including the ways they interact with one another or their family structures. The word economic refers to the economy, such as people’s income and finances. Socioeconomic links financial and social issues together. Whether you end up joining the exclusive country club or the community center will depend on socioeconomic issues — like which place your friends hang out and which one do you have the money to join?