risk arising when one party to a business transaction
pays money or deliver assets before receiving its
assets or cash thereby exposing it to potential loss
(Khan and Ahmed, 2001).
Here are some studies that have the same topic.
Nurafini, (2014) studied the comparison of risk,
return, and coefficient of variation of musyarakah,
mudharabah, and murabahah in which the results
indicate that there is a significant difference to the rate
of return between all contracts. As for the level of risk
and coefficient of variation there is no significant
difference between the three. Mahdi and Abbes,
(2017) studied the relationship between capital, risk,
and liquidity between conventional banks and Islamic
banks in MENA countries. The results of this study
show that there is a definite relationship between risk
and capital in Islamic banking. Moreover, most of the
risks faced by banks related to the practice of
financing, adherence to the principle of sharia in
mudharabah and musyarakah. Also, if there is a
change of liquidity, it will have a direct effect on the
risk owned by the bank. Rifki Ismail (2010)
conducted a study with VAR approach to analyze the
changes occurred to the rate of return of financing and
expect losses from such financing in the period 2000
- 2008. The result of that study is a different resistance
rate of return on three groups financing those are
profit sharing, sale and purchase, and services in the
period 2000 - 2008. Khan and Ahmed (2001) explain
in his study that the risk rating of the contracts in
Islamic banks. In that study, contracts murabahah as
the financing with the lowest risk rating. While the
profit-sharing contract tends to has high-risk rating.
Based on the introduction and literature review that
existed above then the hypothesis in this study are:
H1: there is a significant difference between the
return of profit sharing financing and sell and
purchase financing in Islamic banking in
Indonesia.
H2: There is a significant difference between the risk
of profit sharing financing and sell and purchase
financing in Islamic banking in Indonesia.
3 METHODOLOGY
The study approach used in this study is a quantitative
approach. The variables used in this study are the
Rate of return and Risk. Types and sources of data
used in this study are secondary data in the form of
the quarterly financial report of Islamic Commercial
Banks from the years 2011-2015 and from some other
sources such as the financial report of the authority of
the Financial Services and Bank Indonesia. The
population in this study is Sharia Banking in
Indonesia. The sampling method used in this study is
purposive sampling. The requirement criteria for the
sample in this study are 1. Islamic Commercial Bank
which has published quarterly financial report during
the observation period that is 2011-2015. 2. Islamic
Commercial Bank which has the completeness of data
based on the variables studied. Based on the sample
selection criteria above the Islamic banks that meet
the criteria to be sampled are six Islamic commercial
banks, which are PT. Bank Muamalat Syariah, PT
Bank Mega Syariah, PT Bank Syariah Mandiri, PT.
Bank BRI Syariah, PT. Bank Central Asia Syariah
and PT. Bank BNI Syariah.
The analytical technique in this study use is paired
sample t-test since the purpose of this study is to
compare two means from two paired samples with an
assumption that the existing data is normally
distributed by normality test using one sample, in
Kolmogorov-Smirnov test with the level of 5%. If the
p-value is more than 5%, then the data is normally
distributed and vice versa. The test equipment used is
a nonparametric test by using Mann-Whitney test.
The next is t-test of two paired samples for data that
is normally distributed and Mann-Whitney test for
data that is not normally distributed.
In this study, the analysis technique used is the t-
test analysis technique of Paired Samples t-Test. This
Paired Samples t-Test is used to compare the
difference of two mean between the two paired
sample assuming the data are normally distributed
(Uyanto, 2009).
To test whether or not the data is normally
distributed or not, then normality test was conducted
by using the One-Sample Kolmogorov-Smirnov Test
with the significance level of 5%, then the data
distribution is not normal. If the data is not normally
distributed then the test equipment used is a different
test by using a non-parametric Wilcoxon Signed-
Rank Test.
After being conducted the normality test, then the
next process is carried out using the difference test by
using two-paired sample t-test for normal distribution
of data and Wilcoxon Signed-Rank Test for data that
is not normally distributed. The steps for difference
test using the two-paired sample t-test are as follows:
4 RESULTS AND DISCUSSION
The discussion in this study is about the comparison
of return and risk for profit sharing and sell and
purchase financing in Islamic banking in Indonesia.
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