One crude indicator: life expectancy numbers have tended to stagnate in the U.S. in recent years.
In this scenario, productivity will rise, but wages may stagnate or decline.
Anders Aslund says that “[t]he Russian economy was earlier set to stagnate, but now it is likely to contract.”
1660s (implied in stagnation), from Latin stagnatum, stagnatus, past participle of stagnare "to stagnate," from stagnatum "standing water," from PIE root *stag- "to seep drip" (cf. Greek stazein "to ooze, drip;" see stalactite). Related: Stagnated; stagnating.