Zusammenfassung Welche Bedeutung sollte dem ökonomischen Theorieansatz und damit insbesondere dem ökonomischen Kostenindex der Lebenshaltung (im Folgenden als „nutzenbasierter Ausgabenindex“, NBA, bezeichnet) in der amtlichen Inflationsmessung eingeräumt werden? In diesem Beitrag werden...

Summary This paper attempts to establish a greater awareness among researchers for the noteworthy contributions to price index theory made by Moritz Wilhelm Drobisch (1802-1896), a German mathematician and philosopher at the Universita¨ t Leipzig. Few economists and statisticians are aware of...

In order to provide information concerning the significant contributions to price index theory made by Moritz Wilhelm Drobisch (1802-1896), this paper presents an account of his pioneering scientific achievements together with a synopsis of his personal and professional life. He was the first to...

New and old products differ in two respects: quality and newness. Whereas a higher quality of a new product always benefits consumers, the newness itself benefits some consumers, but not others, and for some, it is even a disadvantage. We capture these features in a Hotelling model of...