1) The study of wealth 
Chrematistics (from Greek: χρηματιστική) according to Thales of Miletus is the art of getting rich. == Ancient Greece == Aristotle established the fundamental difference between economics and chrematistics. The accumulation of money itself is an unnatural activity that dehumanizes those who practice it. Like Plato, he condemns the accu...
the study of wealth; political economy
• (n.) The science of wealth; the science, or a branch of the science, of political economy.
Chre`ma·tis'tics noun [ Greek ... 9sc. ...) the art of traffic, from ... goods, money, from ... to use.] The science of wealth; the science, or a branch of the science, of political economy. 
Chrematistics is the science of wealth.
chrematistics 1. The study of money and how to acquire it or to disperse it. 2. Relating to wealth and how it is calculated by money.