Objective: The article aims to identify and assess the spatial disparity of entrepreneurship and its links to the circular economy (CE) at the EU country level and to identify the practical implications of these phenomena for economic and regional policies that support sustainable development....

Background: The supply chain refers to the full process of creating and providing a good or service, starting with the raw materials and ending with the final customer. It requires cooperation and coordination between many parties, including the suppliers, manufacturers, distributors, retailers,...

We develop a novel approach to understand the dynamic diversification of decision makers with quantile preferences. Due to unavailability of analytical solutions to such complex problems, we suggest to approximate the behavior of agents with a Quantile Deep Reinforcement Learning (Q-DRL)...