I've decided to write my paper on numerous topis and divide them into sub sections. However, I have alot of sources dealing with over crowded classrooms and a couple about teachers salaries.

http://upstate.colgate.edu/pdf/Abt_merger/Cotton_1996_Size_Climate_Performance.pdf

http://www.unilorin.edu.ng/journals/education/ije/june1999/EFFECTS%20OF%20OVER%20CROWDED%20CLASSROOMS%20ON%20TEACHER%20STUDENT%20INTERACTIONS.pdf

http://12.4.125.3/ASCD/pdf/journals/ed_lead/el_197910_edmonds.pdf

http://www.hinckley.utah.edu/publications/journal/2007journal.pdf#page=81

http://www.nber.org/papers/w9953.pdf?new_window=1

http://www.performanceincentives.org/ncpi_publications/PodgurskyandSpringer-TeacherPerformancePay.pdf