C93, D91, I12, I15, I21, J16, Q01
I12; I18; D83; C93; D85
I11, I12, D83
Studies: Utilities and Transportation: Electric Utilities), K42 (Illegal Behavior
H13 (Health insurance), D91 (Emotion), D64 (Altruism)
I10, I11, I12
I12; I18
J22, I12, Q54
C93, D91, I12
I12, I18