Deposit Determinant Analysis in Bank Sumut

The purpose of this study is to analyze the effect of
Gross Regional Domestic Product (GRDP), Consumer Price
Index and Medan City Deposit Interest Rate on Deposit Amounts
at PT Bank Sumut Medan Coordinating Branch. The scope of
this research is to focus on analyzing the factors that affect the
Deposit Amount in PT Bank Sumut Medan Coordinator for the
period 1998 to 2016. The analysis model used in this study is the
basic model of multiple linear regression equations using the
VAR method, in estimate the short-term and long-term
relationship between the variables Gross Regional Domestic
Product (GRDP), Consumer Price Index (CPI) and the Interest
Rate of Medan City Deposit with Total Deposit at PT Bank
Sumut Medan Coordinating Branch. The result of the
interpretation of the VAR model, in general, obtained the most
substantial VAR value is the Economic Growth variable while
the smallest VAR value is the variable Growth of Deposits. Based
on the results of the Impulse Response Function (IRF) test the
most significant influence on deposit growth both in the short
term and in the long term is the Consumer Price Index variable.
Then the results of the Forecast Error Decomposition of
Variance (FEDV) test showed that the most significant impact of
error variance in both the short and long term which had the
most impact was the Economic Growth variable.