There are two basic types of metamorphic rocks. Foliated metamorphic rocks such as gneiss, phyllite, schist, and slate have a layered or banded appearance that is produced by exposure to heat and directed pressure.
Image by Picture Taking Fool. Industrial Economics is the study of firms, industries, and markets. It looks at firms of all sizes â from local corner shops to multinational giants such as WalMart or Tesco. And it considers a whole range of industries, such as electricity generation, car production, and restaurants.
Save. Economics is a science that deals with production, demand and supply of goods and services. Economics is divided into two main components--micro and macro economics. Microeconomics is used to analyze the behavior of individual consumers, producers and firms. Macroeconomics is used for analyzing factors pertaining to the country&rsquo;s economy--such as economic growth rates, inflation and unemployment.