<p><a href="http://apcentral.collegeboard.com/apc/public/repository/255221_1995_MicroEcon_RE.pdf%5B/url%5D">http://apcentral.collegeboard.com/apc/public/repository/255221_1995_MicroEcon_RE.pdf</a>
question 44</p>
<p>can soemone explan plz thx!</p>