<p>yes, intros are large like at another other college (even small ones) while upper levels can be very small, and yes but it is entirely self-interest (you can do it as a freshman or not do it in your entire time here)</p>
<p>I'm an English major and can't say anything about Econ classes specifically since I have never taken one, but I know it is really easy to have close relationships with professors in any field of study. You just have to put forth the effort and speak with them directly. All the professors I've ever had have been very accommodating and very eager to help students who are eager to learn.</p>