They help the reader understand that the division of tasks leads to the greatest amount of specialization, and withspecialization comes the greatest amount of production.
Contrary to what you hear from a dying traditional media, job destruction driven by technological advancement is the path to more specialized work, and withspecialization, higher wages.
"It's a limited specializationwith limited practitioners, and even among the people with the specialization only a handful are suitable for working with international financial institutions, " said Yusuf Talal DeLorenzo, a U.S.-based scholar who is one of the chosen few.