...Conditions for U.K. water companies have taken a turn for the worse following Thames Water's demise. We expect the regulator's final determination to enable continued sector investment. Weaker economics decelerate the deployment of hydrogen and batteries and costlier nuclear and offshore wind make the transition less affordable than expected. High interest rates and grid capital expenditure (capex) test energy transition economics. For grids, strong and adapting regulations broadly offset risks associated with considerable leverage....