“Some scientists working for the federal government are finding their research restricted or censored when it conflicts with agribusiness industry interests. … ‘Your words are changed, your papers are censored or edited or you are not allowed to submit them at all,’ said the scientist, who asked not to be named.” (http://uk.reuters.com/article/2015/03/28/us-usda-petition-idUKKBN0MN2RI20150328)
“The European Union is seeking to contain a new complaint that a trade deal with the United States would undermine Europe’s protection against dangerous chemicals. … ‘TTIP [Transatlantic Trade and Investment Partnership] will have no chilling effect on the implementation of existing EU chemicals regulations.'” (http://uk.reuters.com/article/2014/10/03/us-eu-usa-trade-idUKKCN0HS0VD20141003)
Without chilling, volatility can lead to explosive reactions.