self designed degree or certificate online

i would like to design my own certificate/degree to met my interests which relate to history and/or economics, or worst case find a phd by research program that is affordable. does anyone have any suggestions ? doenst need to be RA necessarily,NA or DETC fine.

(my existing degress are -

b.sc ( international business admin), mba (international management), ma (history))

 

Charter Oak State College offers an Individualized Studies concentration, which gives you a great deal of flexibility in degree completion...

Charter Oak State College - Individualized Studies