Explanation:

• Social stock exchange (SSE) is a platform on which social enterprises, volunteer groups and welfare organizations are listed so that they can raise capital through debt, equity and mutual funds. It allows investors to invest in select social enterprises or social initiatives. 
• The idea of Social Stock Exchange to be set up under the ambit of Securities and Exchange Board of India (SEBI) was announced in the Union Budget 2019-20. The proposed exchange will be under the regulation of Securities and Board Exchange of India (SEBI) which formed an expert panel headed by Ishaat Hussain to suggest structure, norms for social stock exchanges. Hence only statements 1&2 are correct.