The divestiture of a business unit — also known as a “carve-out” — is a common strategy used by multi-business organizations to adjust their business portfolios in response to a change in business strategy, and legal or regulatory pressures. In a typical divestiture, systems that were...

Building Agent-Based Models requires assumptions (as does building any model).The advantage of ABM is the assumptions can be realistic, rather than made in order to solve a calculus-based problem. But what does "realistic" mean? I shall outline the issues of verification of a model (is it...

This paper applies a novel approach to decompose measures of natural capital wealth. It looks ‘under the hood’ of wealth accounts to analyse whether changes in the value of natural capital are driven by price, volume, cost, or time horizon effects. We apply the approach to global World Bank...