Historically, small-firm stocks have earned higher returns than large-firm stocks. when viewed in the context of an efficient market, this suggests that

Answer is Small forms are riskier than large firms.

Explanation:

Establishing and financing small firms are more riskier than large firms.

an interest group is an organization whose members share common concerns, and try to influence government policies that impact those concerns. elected officials frequently complain about the influence of "special interests" on american politics.