i would like to have more details on some topics related to business finance

what are benefits and disadvantages of going public for a firm.

Why is it easy to raise capital from the stock markets over debt.

what variable interest entity that is used for a company to list on New York Stock Exchange (NYSE). VIE or partnner ship which is suitable

what are IPO Proceeds and what are bes ways to utilize them in company.

key job discription and performance objective of underwriter.

what are more causes of short run underwriting and long term under pricing. Ho can this be understood by common people.