An Optimal Spatial Water Flow Model

As a brief guide for this PhD dissertation, a lot of detailed theoretical background, terminology, methods, and literature review based on different disciplines are described, which are all related to the comprehensive subject of payments for ecosystem services. It therefore can reach a wide variety of readers who might be hydrologists, economists, programmers, or students involved in inter-disciplinary research. For the readers, if they learn something interesting and consult the references for further exploration, it will greatly honor this book. For the author, the content is the culmination of a long track of studying and comprehending the topic and is a straightforward explanation of the subject matter.