We invite you to read the Special Issue on business models in tourism, in the context of considering the principles of sustainable development. It is a collection of 14 articles published in a Special Issue of Sustainability MDPI in 2019–2021. The dynamic changes taking place in the world...

Part I: Global Perspectives -- Chapter 1. Sustainability and a Planetary Diet -- Chapter 2. Climate and Food -- Chapter 3. Food and Environmental Emergency -- Chapter 4. Reducing Food Waste and Packaging -- Part II: Industry and Marketing Perspectives -- Chapter 5. Circular Agriculture --...

I show that permitting horizontal sustainability agreements can induce firms to liquidate their polluting production facilities, substituting marginal costs for fixed costs, in situations where they lack unilateral incentives to do so