Table 2 PCI index of fintech.

From: FinTech driven green energy transition foreign direct investment and ecological footprint in BRICST countries

PC1-factor loading

PC1-eigenvalue

Proportion explained by PC1

MC

INT

FD

2.619

0.685

0.588

0.587

0.555

Kaiser–Meyer–Olkin (KMO)

 

0.579

0.592

0.547

Correlation with weighted PCA index

 

0.662

0.758

0.760

  1. Note: KMO = measures sample adequacy; PCI = Principal component index; MC = Mobile cellular subscription; INT = Internet use; FD = Financial development index.
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