These areas of economics are complex and highly mathematical. He has published some outstanding papers in very good journals. These have been highly regarded as making a major contribution to understanding the properties and operation of market economies. Tony's recent book, General Equilibrium: Theory and Evidence, World Scientific and Imperial College Press (ISBN-13 978-981-281-834-8), was published in 2010. It contains a careful and extended discussion of the foundations of GE, foundations that are sometimes overlooked in the rush to reach general conclusions about market efficiency.Professional Certifications: