Abstract :
The objective of this research is to know the influence of Bank Indonesia's certificate interest rates and the mid exchange rate of the U.S.A curencies to the composit stock price index in Indonesia Stock Exchange. We examine in Januari 2004- September 2007 and have 45 observations. The research used descriptive analysis and statistical method. The statistical method used in this research is the multiple regression, t-test, and F-test. The result shows that the Bank Indonesia's certificate interst rate and the mid exchange rate of the U.S.A currencies are relevance significantly to the stock price in partial and simultaneously. Keywords: Bank Indonesia's certificate interest rate, mid exchange rate of the U.S.A currencies, composit stock price index.