maintain a dependency ratio
The phrase 'mantenere un rapporto di dipendenza' refers to the concept of keeping a balance between the number of dependents and the working population in a given society. In Italian, this expression is often used in discussions about demographics and economics, emphasizing the importance of sustainable social and economic policies that ensure a healthy ratio of those who are working to those who are supported by those workers, such as children, retirees, or unemployed individuals.