As a portfolio manager for a multinational corporation, you are tasked with advising the company's pension fund on the optimal asset allocation strategy, considering the integration of global investment opportunities. The pension fund is primarily focused on balancing risk and return while considering the economic conditions of various regions, currency fluctuations, and geopolitical risks. Recent analysis indicates potential growth in emerging markets along with a stable outlook in developed economies. Discuss how you would approach the global integration of asset allocation and the key factors that would influence your strategy.