What went wrong in the euro zone in 2017?

Until 2016, non-resident long-term capital inflows were of similar size and fairly high in the United States and the euro zone . From 2017, non-resident long-term capital inflows remained at a high level in the United States , while the euro zone suddenly switched to non-resident long-term capital outflows. What went wrong in the euro zone in 2017? Productivity gains stopped rising in the euro zone, making it less attractive than the United States; Manufacturing production stopped growing due to the emergence of recruitment difficulties and a shortage of available equipment; The rate of investment in new technologies has been rising rapidly in the United States since 2016, but not in the euro zone; the same holds for R&D spending; The Tax Cuts and Jobs Act of 2017 reduced the tax rate on profits repatriated to the United States from 35% to 15.5%; US stock market indices have been rising significantly faster than European indices since mid-2017.