easy transactional boundary that can keep the data ownership and ML in separate firms There is. Data broking is a well established business model in finance. E

easy transactional boundary that can keep the data ownership and ML in separate firms There is. Data broking is a well established business model in finance. Every bank and hedge fund is running ML models on data licensed from a provider such as Reuter’s, S&P, etc there are dozens of such brokers.