The assignment requires a review of literature on contract and procurement management, focusing on various aspects such as product-service systems, green public procurement, and car sharing systems. It involves analyzing case studies and research papers to provide insights into the topic. The review should cover a range of topics including environmental health, financial accounting theory, and customer dominant value formation in service. Specific details include examining the carbon footprint of a university, the benefits of integrated product-service offerings, and the drawbacks and opportunities of green public procurement.