18. Why do we need currency exchange market?

29. Why should we study how to use simple percents in finance? Simple interest is calculated on the principal, or original, amount of a loan. Compound interest is calculated on the principal amount and the accumulated interest of previous periods, and thus can be regarded as “interest on interest.” As a borrower, simple interest is better because you're not paying interest on interest. It's easier to repay debt with simple interest. Compound interest can help you to build wealth over time because your earnings also earn money.
30. Why should we study how to use compound percents in finance? Simple interest is calculated on the principal, or original, amount of a loan. Compound interest is calculated on the principal amount and the accumulated interest of previous periods, and thus can be regarded as “interest on interest.” As a borrower, simple interest is better because you're not paying interest on interest. It's easier to repay debt with simple interest. Compound interest can help you to build wealth over time because your earnings also earn money.
31. What is the role of finance in the development of the state? It promotes economic growth through capital accumulation and technological progress by increasing the savings rate, mobilizing and pooling savings, producing information about investment, facilitating and encouraging the inflows of foreign capital, as well as optimizing the allocation of capital.
32. What is the role of finance in economic development? Financial system plays a key role in employment growth in an economy. Businesses and industries are financed by the financial systems which lead to growth in employment and in turn increase economic activity and domestic trade It promotes economic growth through capital accumulation and technological progress by increasing the savings rate, mobilizing and pooling savings, producing information about investment, facilitating and encouraging the inflows of foreign capital, as well as optimizing the allocation of capital.