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US Dollar to Euro vs US Resident Patent Applications

US Dollar to Euro and US Resident Patent Applications correlate at r = -0.42 over 23 years (1999–2021), p = 0.045. With the time trend removed, r = -0.34. Holds up after detrending.

Verdict: Holds up after detrending. Statistically significant (p = 0.045) and the association survives trend removal (detrended r = -0.34). Correlation still isn't causation, but this one isn't an obvious artifact.

Pearson r
-0.42
p-value
0.045
Years compared (n)
23 (1999–2021)
95% confidence interval
-0.71 to -0.01
Correlation with the time trend removed
-0.34

Sources

Related pairs

Correlation does not imply causation. How the verdict is worked out.