Bean has also served in a variety of public policy roles, such as consultant to Her Majesty's Treasury and as special adviser to both the Treasury Committee of the House of Commons and to the Economic and Monetary Affairs Committee of the European Parliament.
Bean tiež pôsobil v rôznych úlohách verejnej politiky, ako poradca ministerstva financií a ako zvláštny poradca pre výbor Treasury Committee of the House of Commons a pre Výbor pre hospodárske a menové záležitosti Európskeho parlamentu.