Is AI investment ROI ever going to come? These 2 signals can give us some clues Apollo Global Management chief economist Torsten Sløk discusses two key signals that may indicate whether AI investments will yield returns, amid ongoing debate about the technology's profitability. Apollo Global Management partner and chief economist Torsten Sløk shares his thoughts on the future of AI revenue and ROI. Disclosure: Yahoo is a portfolio company of funds managed by affiliates of Apollo Global Management. Apollo Global Management partner and chief economist Torsten Sløk shares his thoughts on the future of AI revenue and ROI. Disclosure: Yahoo is a portfolio company of funds managed by affiliates of Apollo Global Management.