ABSTRACT DWI CAHYANINGRUM. The Effect Of Inflation And Jakarta Islamic Index (JII)On Net Asset Value (NAV) Of Sharia Mutual Fund In 2010-2013. Faculty Of Economics State University Of Jakarta. 2015. The purpose of this study is to test the effect of inflation and the Jakarta Islamic Index (JII) on a Net Asset Value (NAV) of sharia mutual funds in 2010 - 2013. The sampling technique is purposive sampling method. Samples in this study are 24 actives and listed the sharia mutual funds in the OJK. Data analysis techniques used in this research is quantitative analysis, the regression models for this study is panel data regression. Results of hypothesis testing are: 1) Inflation is negative and not significant effect on the NAV sharia mut...