Noda, Hideo; Kyo, Koki; Fang, Fengqi - In: Economies : open access journal 14 (2026) 1, pp. 1-19
a two-lag time-varying loading factor (TLTVLF) model. Whereas previous studies have typically decomposed CPI series into … limitation by allowing both factor loadings and their lagged effects to evolve over time, thereby capturing gradual structural … factor modeling, while empirically, it deepens the understanding of the mechanisms underlying price fluctuations over a long …