The concept of sustainability has become a cornerstone of recent economic strategies. It is driving a global shift toward those practices that balance environmental stewardship and social equity with boosting economic capability. Visibly, international financial institutes are facing a lot of burden in arranging investments to fund sustainability-linked projects. Thus, lack of investments and availability of finance are the main factors that turn away many countries from sustainability-connected plans and agendas. Therefore, for financing sustainability-connected projects, a paradigm shift is warranted that forces officials to adopt recent economic models to address the challenges of climate change, resource depletion, and social inequality. This chapter deliberates on recently developed sustainable finance innovative economic models that support preserving sustainable practices of businesses. Consequently, this chapter also explores the numerous financial products of sustainable finance economic models to generate sustainable returns and attract more investments for financing further sustainable projects. Also, numerous challenges that recent economic models face and their offered products are discussed with recommended solutions. In other words, this chapter highlights the transformative potential of integrating sustainability into economic models and the ways these models are creating investments for financing sustainability. Hence, this chapter offers an inclusive understanding of how recent sustainable finance economic models can be used as a tool for driving positive environmental and social outcomes while attaining financial growth. This chapter offers policymakers and regulatory bodies a comprehensive understanding of how sustainable finance-connected economic models and their offered products can drive economic growth while addressing environmental and social challenges.