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Correlation
of values
-28%
In sync
of periods
61%
History
monthsmonths · through 2026-04
244
These move in the same direction about 61% of the time
Their swing sizes only faintly mirror each other (~8% of the pattern is shared).
A faint pattern — interesting as colour, not strong enough to act on alone.
Both lines start at the same point — easy to compare when growth rates are similar.
What to Watch
Aaa Corporate Bond Yield moves ~18 months before US Dollar Index
Watch Aaa Corporate Bond Yield for an early read on US Dollar Index.
Decouples in drawdowns
The relationship weakens when both prices are falling — don't count on this pair as a hedge under stress.
Flips between sync and inverse
Sometimes the two move together, sometimes opposite. Don't treat this as a stable signal.
Advanced
Statistics
In sync(i)
61.4%
Headline metric
Movement correlation(i)
-28%
Based on values
95% CI
-39% → -16%
Likely range of correlation
Pipeline
Pipeline Summary
244 paired data points survived the monthly window.
Raw input
1,288
5,107
Normalized
1,288
5,107
Prepared
1,288
245
Aligned
244
244
Invalid removed
R²(i)
7.9%
Variance explained
Significance
p < 0.001
Statistical confidence
Data points
244
Usable
Time-Shifted Correlation
See how correlation changes when one series is offset in time. A taller bar at a non-zero shift means the two move together better when one leads the other — that's a potential lead/lag signal.
Correlation by shift
Click a bar to inspect. Range: -18 to 18 months.
Selected shift
+18 months
Correlation at this shift
-53%
+25% stronger than no-shift baseline
US Dollar Index shifted 18 months earlier. Reads: "Does Aaa Corporate Bond Yield today line up with US Dollar Index 18 months from now?"
226 overlapping points at this shift
Baseline
-28%
No-shift correlation, matching the main time-series chart above.
Peak shift
+18 months
-53%
A non-zero peak suggests one series lines up better when shifted against the other.
Stability
How the correlation evolves over time. A stable line means the relationship is reliable; large swings signal regime-dependent behavior.
Do They Crash Together?
How these series behave when markets are rising, falling, or diverging. A correlation that holds in drawdowns is very different from one that only works in rallies.
Both Rising
+55%
70 periods · Return correlation when both series rose
Both Falling
+17%
75 periods · Return correlation when both series fell
Diverging
-64%
98 periods · Return correlation when series moved apart
Scatter
0
A: 0 / B: 0
Duplicates removed
0
A: 0 / B: 0
Alignment drops
1,045
A: 1044 / B: 1
Series A
Aaa Corporate Bond Yield
AAA
FRED · 1,288 raw → 1,288 prepared
Series B
US Dollar Index
DTWEXBGS
FRED · 5,107 raw → 245 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
3
Estimated crossover points between normalized spreads.
Slope
-3.6084
Linear regression slope.
Intercept
121.9971
Linear regression intercept.
Saved 3 weeks ago · ID: fred-aaa_fred-dtwexbgs_monthly_5y