What has caused claims of huge structural problems to multiply? APower

What has caused claims of huge structural problems to multiply?

Powerful opposition to government’s stimulus efforts.

Very Serious People’s attempt to cripple the economy.

Evidence gathered from many sectors of the industries.

Economists’ failure to detect the problem in time.

答案及解析：本题考查细节。倒数第二段，“但现在，和当时一样，强大的力量在意识形态上反对通过足够的政府行动的整体思路来启动经济。” 综上，A选项正确。