1 Question: Is it permissible to invest in companies who deal in part, in intoxicating drinks without the possibility of separating one’s investment from that of the others in that line of production?
Answer: It is not permissible to participate or deal in the production of intoxicating drinks.sistani.org/15169
2 Question: A Muslim took a loan from another Muslim. After a while the market value of that amount goes down. How much should he pay back to the creditor? The amount that he got as loan or its equivalent in the market value at the time of payment? Does the rule differ if the creditor is non-Muslim?
Answer: He has to pay the same amount that he got as loan; and there is no difference whether the creditor was Muslim or non-Muslim.sistani.org/15170
3 Question: Can I invest my money in the stock market?
Answer: There is no objection in it per se,sistani.org/15171