Ecological Archives A021-138-A5

Marina García-Llorente, Berta Martín-López, Sandra Díaz, and Carlos Montes. 2011. Can ecosystem properties be fully translated into service values? An economic valuation of aquatic plant services. Ecological Applications 21:3083–3103.

APPENDIX E (TABLE E1). Factor loadings derived from principal component analysis (PCA) to characterize ecosystem service beneficiaries (ESBs).

Variables Factor loadings
F1: Relation
with the
Doñana SES
F2: Socio-
demographic
characteristics
F3: Perception of
importance of
ecosystem services
Distance 0.855 0.164 -0.014
Working in primary sector -0.529 0.144 0.180
Conservation interest 0.542 0.234 0.334
Ecosystem services 0.091 -0.493 0.564
Nº ecosystem services 0.009 -0.353 0.713
Education 0.501 -0.626 -0.156
Age -0.053 0.697 0.487
Years familiar -0.807 -0.257 0.035
Eigenvalue 2.218 1.413 1.233
Variance explained (%) 27.722 17.666 15.428
Variance accumulated (%) 27.722 45.389 60.807

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