There are differing opinions but a good rule of thumb is 5% but in “crisis periods” that percentage can be three or four times higher.
http://www.lada-xray.net/showthread.php ... post158058
http://www.prepody.ru/topic49056.html
http://forum3.bandingklub.cz/viewtopic. ... &t=1434852
https://debate.socialism.nl/forum/showt ... tid=196403
http://miweii.com/forum.php?mod=viewthr ... 505&extra=
https://talk.hyipinvest.net/threads/313203/
https://neoternia.net/viewtopic.php?t=241438
http://ewmen.com/viewtopic.php?t=839732
viewtopic.php?f=22&t=249014
https://mmomakemoneyonline.net/threads/ ... st.459696/
http://www.prepody.ru/topic67416.html
