Correlation Analysis
International Merchandise Trade Statistics: Exports: Commodities for Korea vs International Merchandise Trade Statistics: Imports: Commodities for Korea
XTEXVA01KRM667S vs XTIMVA01KRM667S
+0.994
Very strong positive
When one moves up, the other tends to follow.
AI Analysis
The strong correlation between Series A and Series B indicates that these two economic data series move closely together, suggesting they may reflect similar underlying economic conditions or trends. This alignment is significant for investors and economists as it implies that changes in one series can reliably predict changes in the other, making them useful for forecasting. However, while their synchronization shows potential for predictive insights, it's essential to consider external factors that could influence both series over time, and the historical correlation may not guarantee future performance.
Timing Offset
in sync
XTEXVA01KRM667S and XTIMVA01KRM667S tend to move at the same time.
Correlation at each lag offset (periods). Peak marked with dot.
Peak correlation at offset: +0.995 (13 lags scanned)
R-Squared
98.9%
Share of variance in one series explained by the other.
Trend Agreement
80.0%
How often both series moved in the same direction period-to-period.
Overlap Quality
829
Deep shared window — 829 usable pairs.
Significance
p < 0.001
95% CI: [0.989, 0.997] (approximate)
Time Series
Rebased to 100
Scatter
XY Regression
Pipeline
Data quality details
Pipeline
Data quality details
Pipeline Summary
829 paired observations survived the daily window.
Raw input
829
829
Normalized
829
829
Prepared
829
829
Aligned
829
829
Invalid removed
0
A: 0 / B: 0
Duplicates removed
0
A: 0 / B: 0
Alignment drops
0
A: 0 / B: 0
Series A
XTEXVA01KRM667S
International Merchandise Trade Statistics: Exports: Commodities for Korea
FRED · 829 raw → 829 prepared
Series B
XTIMVA01KRM667S
International Merchandise Trade Statistics: Imports: Commodities for Korea
FRED · 829 raw → 829 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
5
Estimated crossover points between normalized spreads.
Slope
0.8835
Linear regression slope.
Intercept
427576920.6305
Linear regression intercept.
Saved 13 hours ago · ID: fred-xtexva01krm667s-vs-fred-xtimva01krm667s-daily-20260406-k7y9tg