The need for values is inbred. Their content is not.
Such an increase in market value is too often viewed by market participants as structural and permanent, ... To some extent, those higher values may be reflecting the increased flexibility and resilience of our economy.
What is not clear is whether the market values that are being placed on particular assets involved in this technology revolution are appropriately priced.
...In an economy that already has lost some momentum, one must remain alert to the possibility that greater caution and weakening asset values in financial markets could signal or precipitate an excessive softening in household and business spending,