Environics Focus Canada 1987-4

Environics Focus Canada (EFC) is a regular public opinion survey of Canadian citizens which has been in the field since the mid-1970s. Currently, data are available through the Canadian Opinion Research Archive from mid-1978. EFC includes items which tap Canadian partisan loyalties at both the federal and provincial levels. EFC is produced by Environics Research Group Limited, Toronto, Ontario.加拿大环境焦点调查（Environics Focus Canada，EFC）是一项面向加拿大公民的常规民意调查项目，自20世纪70年代中期起便已开展实地调研。截至目前，1978年中期起的调查数据可通过加拿大民意研究档案馆（Canadian Opinion Research Archive）获取。该调查涵盖了用于测评加拿大联邦与省级层面政党忠诚度的调研条目，由安大略省多伦多市的环境研究集团有限公司（Environics Research Group Limited）编制。