Before revision:  This new interdisciplinary field has grown in various directions: theoretical macroeconomics (wealth distributions), microstructure of financial markets (order book modeling ), econometrics of financial bubbles and crashes . We give a brief introduction and begin with discussing interactions between Physics, Mathematics, Economics and Finance that led to the emergence of Econophysics in the second part.
After revision:  This new interdisciplinary field has grown in various directions: theoretical macroeconomics (wealth distributions), microstructure of financial markets (order book modeling ), econometrics of financial bubbles and crashes , etc. In the first part of the review, we discuss on the emergence of Econophysics in the second part.