Perhaps you should try some spelling variations:
"routledge explorations in economic theory." » "routledge expectations in economic theory.", "routledge explanation in economic theory."
"routledge explanations in economic theory." » "routledge expectations in economic theory.", "routledge explanatory in economic theory.", "routledge examinations in economic theory."

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (("routledge explorations in economic theory.") OR ((("routledge explanations in economic theory.") OR ((("Routledge exploration in economic theory.") OR ("Routledge exploitation in economic theory."))))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"routledge explorations in economic theory.\") or (((\"routledge explanations in economic theory.\") or (((\"Routledge exploration in economic theory.\") OR (\"Routledge exploitation in economic theory.\"))))))~".
• Removing quotes may allow a broader search: (( routledge explorations in economic theory. ) or ((( routledge explanations in economic theory. ) or ((( Routledge exploration in economic theory. ) OR ( Routledge exploitation in economic theory. ))))))~.
• Adding a wildcard symbol may retrieve word variants: (("routledge explorations in economic theory.") or ((("routledge explanations in economic theory.") or ((("Routledge exploration in economic theory.") OR ("Routledge exploitation in economic theory."))))))*.