A reasonable value to assume for the efficiency of a common solar cell that is used in typical pv installations on homes and businesses is.

The revenues of a company increased by 39% in year one and decreased 22% in year two. what is the overall change over the two-year period?

The law says your employer is responsible for providing you with a safe and healthy workplace. true or false?

Suppose an economy has only two sectors: goods and services. each year, goods sells 80% of its outputs to services and keeps the rest, while services sells 62% of its output to goods and retains the rest. find equilibrium prices for the annual outputs of the goods and services sectors that make each sector's income match its expenditures.