Inflation may have driven the decision but the Reserve Bank's second consecutive rate hike has also put talk of a recession back on the agenda.Governor Michele Bullock didn't rule out the possibility yesterday afternoon, although she stressed that wasn't her goal. While she highlighted the likelihood the war in the Middle East would drive up prices due to fuel supply issues, a former RBA assistant governor flagged the escalating conflict as a "global recession risk".AS IT HAPPENED: RBA pulls trigger