Anggaman inmatagey so internasyonal iran goma ed arapen na 16% ed sayan taon, diad mata na saray mibibiang ed merkado, siansia nin medyo arawi itan pian talagan onarawi so goma ed tindaan na oso{1}.
From March 2009 to February 2011, rubber prices experienced a surge, with a period of 240%. In the two-year price rise period, producer countries are also expanding their planting area madly, and now with these rubber trees entering the rubber cutting cycle from the growth cycle, oversupply has become a problem that is difficult to eliminate in the short term. Although rubber prices have risen this year, the say inkagba so siansia nin singa 70% manlapud 2011 ya atagey{8} .
Say goma so agmanbayag et ontagey lapud itatagey na hilaw a presyo na materyal .