What challenges hinder the development of the formal sector?

What depends on the amount of required reserves a bank hold? What is a Real Estater? Why have the prices of silver gone up in the last 12 months? What is the economic system of the US? What was one result of the boom in crop production in 1870? Is potential labor force the same as civilian labor force? Who was granted a music printing monopoly? Daughters are considered an economic liability to the family why? What is an economic definition of normal good? How would a rise in the business investment affect the aggregate demand curve? Why do you think service-producing industries are growing faster than goods-producing industries? Is 'tea' is included in primary sector? Can an illiterate purchase real estate? How does inequality affect democracy in America? What is working capital in agriculture? What are the differences between the 3 economies? What is the structure of reserve requirements? Why is a fixed interest rate almost always better than a variable interest rate? What is a economy sector that uses most petroleum? Is advertising effect on price of a product?