Basically, Islamic banking considers charging interest haram. Instead, investors (or savers) get some sort of dividend. You can view it differently, but that is what comes down, too. In the past our religions declared that interest on a loan was “bad”, the rationale being that you can get rich by doing nothing. But nowadays most religions have a more pragmatic approach.
For example, investing money in a loan to build a school or hospital in return for some interest does help society. Without the loan, it may not be built at all. So why would it be immoral that people who invest their money wisely instead of spending it carelessly receive a reward for it?………………………………………Full Article: Source