South Korea Disposable Personal Income

The point forecast beat the no-change baseline overall and in a majority of the evaluated tests.

Model: Agentic Investor TSFM (foundation model)

Accuracy vs naive

+63%Beats the no-change baseline over 11 tests (11 tests, 10 won)

Direction

97%Beats a coin flip (32 of 33 calls right in 11 tests)

Turning points

n/aToo few tests (1 turn, 8 needed) (1 turn in 11 tests, 10 without a turn)

Error vs baseline

63% lowerError ratio 0.37; 1.00 is a tie.

Tests won

10 / 11Complete rolling backtests; ties count as no win.

Test period

1992-12-01 to 2024-12-013 observations ahead per test.

80% band coverage

82%Observed outcomes inside the band across all stored test windows.

• Band coverage uses all stored test windows, including model-selection windows when present; it does not determine the confidence label.
• Evaluated 2026-11-14 against the cached history through 2024-12-01.
• This is an evaluation of the serving model; it does not establish a winner across four model classes.