3. (a) Consider two situations, a young man " Ram" in early twenties and another young man "Hari" in late thirties. Both Ram and Hari earn same amount of money. Hari has a family, a house, a car and the all encumbrances related with the material status. Both of them like to invest in securities. What would be their constraints and objectives of investment? (b) Write the functions of the new issue market and secondary market. Explain the trading mechanism in stock exchanges in Nepal