Общество с ограниченной ответственностью Издательско-торговая корпорация "Дашков и К". 2018. 411 с.
In the present work, we prove the Ramsey's conjecture for household population in case when the consumer loan is allowed but must be repaid. We also establish that the Gini index is the Lyapunov function for the corresponding model of social dynamics.