This book focuses on the Frobenius theorem regarding a nonlinear simultaneous system. The Frobenius theorem is well known as a condition for a linear simultaneous system’s having a nonnegative solut……続きを見る
This book analyzes housing policy in terms of the quality of housing, theoretically and empirically. The analysis is prompted by the Japanese government’s success in increasing the volume of housing……続きを見る
This book is a work that focuses on the forest environmental tax. Forest resources have played a major role in preventing global warming by absorbing carbon dioxide and supplying oxygen. However, gl……続きを見る
