This paper explains how to represent economies with one private good, one public good, and two agents when the public good is produced from the private good by operating a linear technology, by means of the so-called "Kolm triangle." It also shows the usefulness of this representation in...

I formulate recommendations to young authors for writing economic theory well. I state general principles of good writing, and emphasize the role of the different components of a paper and the importance of the structure of one's work being clear. I explain how to choose notation and language,...