It was found that the compliance cost were shared when all exporter adopt un-discriminatively the SPS measures to all importer, and the compliance cost is the lowest for a single exporter.

• 研究发现,当所有进口国对所有出口国无歧视的采用同一SPS措施的情况下,遵从成本被各国分摊,对于单个出口国来说,这时遵从成本最低。