WOTC - Impact of tariff

I asked this question in the Wisdom of the Crowd:
is trade tariff bad?

Here are the responses:
42 % - It disrupt global trade.
29 % - It allows the government to protect jobs of local workers.
22 % - It is better than GST
7 % - It should be considered as a form of tax to generate government revenue

See the pie chart at:
http://www.wisdomofthecrowd.sg/chart.aspx?ID=778