Finance is a field that deals with the study of investments. It includes the dynamics of assets and liabilities over time under conditions of different degrees of uncertainties and risks. Finance can also be defined as the science of money management. Market participants aim to price assets based on their risk level, fundamental value, and their expected rate of return. Finance can be broken into three sub-categories: public finance, corporate finance and personal finance.
Keeping large jets in flight while traversing thousands of miles at high speed consumes quite a bit of fuel. Novel technology to reduce drag while reducing weight promises a significant reduction in fuel usage and associated costs and emissions.