This study report compares and contrasts external longer-term funding streams for sole proprietorships, partnerships, private limited corporations, and public limited entities. It analyzes the key sources of long-term finance for different types of entities, including venture capital funding, bootstrapping partnership, crowdfunding, business loans, equity capital, private bank loans, earnings retained, putting up own money, borrowing money from family and friends, reinvesting retained profits, angel investors, and loans from a bank.