Which trends are reshaping the business, microeconomic, and macroeconomic environments and competitive arena?

"1.8 Trends in the Business Environment and Competition 8. Which trends are reshaping the business, microeconomic, and macroeconomic environments and competitive arena? To remain competitive, businesses must identify and respond to trends in the various sectors of the business environment. As the population ages, large numbers of baby boomers are approaching retirement age. Companies must plan for this exodus of employees and find ways to retain the vast amounts of knowledge they represent. Many older workers are choosing to continue working after traditional retirement age, creating a five-generation workforce. Worldwide demand for energy, especially from China and India, is challenging oil companies to increase supplies or to find alternative technologies to produce more oil, such as fracking. U.S. vulnerability to disruptions in energy supply became painfully apparent when Hurricane Katrina put Gulf Coast refineries and offshore drilling rigs out of commission. Companies are using relationship management and strategic alliances to compete effectively in the global economy."