Opinion: Expect this ‘Roaring 2020s’ market to keep stocks up and bring inflation down

Since the start of the 2020s, we’ve been comparing the current decade mostly to the 1920s and the 1970s. However, the S&P 500’s SPX 42.3% melt-up since Oct. 12, 2022, to a new record high last week has us considering whether another period represents a possible analogous scenario, i.e., the second half of the 1990s. We see parallels between conditions then and now that may suggest what’s up ahead for both the stock market and the federal-funds rate, or FFR.

Leading the S&P 500 higher back then was the Nasdaq-100 NDX. That…