I25 D85 L86 O55
C93, D72, L82, L86, L88
C93, D72, L82, L86, L88
J24, L86, O31, O32, O33, D81, D83, M13
A23, C93, J24, O31, L86, I31
D83, L86, O33, P16
J64, J21, J24, J46, D03, D81, D83, C93, L86, J62
and Knowledge; Communication; Belief; Unawareness), L81 (Retail and Wholesale Trade; e-Commerce), L86 (Information Goods and Services, Internet Content)
and Private Information), L86 (Information Goods and Services, Internet Content)
Technology, Agricultural Extension Services), Q54 (Climate; Natural Disasters; Global Warming), O33