Jesús Fernández-Villaverde: Global fertility rates are below replacement levels, low fertility poses challenges to welfare states, and the quality-quantity trade-off explains declining birth rates | Macro Musings Global fertility decline poses a critical challenge to future economic stability and welfare systems worldwide. The post Jesús Fernández-Villaverde: Global fertility rates are below replacement levels, low fertility poses challenges to welfare states, and the quality-quantity trade-off explains declining birth rates | Macro Musings appeared first on Crypto Briefing. Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment. Filed under: Bitcoin - @ March 25, 2026 8:25 pm