ODE meaning in Academic & Science ?

Omicron Delta Epsilon (ΟΔΕ or ODE) is an international honor society in the field of economics, formed from the merger of Omicron Delta Gamma and Omicron Chi Epsilon, in 1963. Its board of trustees includes well-known economists such as Robert Lucas, Paul Romer, and Robert Solow. ODE is a member of the Association of College Honor Societies; the ACHS indicates that ODE inducts approximately 4,000 collegiate members each year and has more than 100,000 living lifetime members. There are approximately 700 active ODE chapters worldwide. New members consist of undergraduate and graduate students, as well as college and university faculty; the academic achievement required to obtain membership for students can be raised by individual chapters, as well as the ability to run for office or wear honors cords during graduation. It publishes an academic journal entitled The American Economist twice each year.