http://www.adamsmithesq.com/
http://news.bbc.co.uk/2/shared/spl/hi/asia_pac/02/chinese_economic_history/html/2001.stm

http://www.researchrecap.com/index.php/category/economic-research/
http://home.swipnet.se/~w-61407/english.htm
http://praxisblog.wordpress.com/2008/03/23/circular-flow-diagram/
http://alfin2100.blogspot.com/2008_06_01_archive.html

majandusvood
http://www.agweb.com/images/pubs/trade-flow.jpg

https://ettevotjaportaal.rik.ee/
7428 402 või e-maili teel: anne.ligi@tartu.bas.ee

• https://ekanded.eer.ee/
  

http://www.scribd.com/doc/17065993/Rahvuslikukoolielutekkest

http://www.math.yorku.ca/SCS/Gallery/

http://empathiccivilization.com/

http://slon.ru/articles/267316/