Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Robert Kelly is managing director of XTS ...

Demand is what the consumer can and is willing to buy at a given price over a given time period. Analyzing demand is a complicated process that takes into account many variables. Economists and ...

Brian Beers is a digital editor, writer, Emmy-nominated producer, and content expert with 15+ years of experience writing about corporate finance & accounting, fundamental analysis, and investing.

1. An indifference curve is defined as a set of bundles that a consumer with a given income can afford, and among which she or he is indifferent. 2. More is preferred to less means that if the total ...

Aggregate demand is an economic term that encompasses the total amount of goods and services consumers want at an established overall price level and within a given period of time. Supply chain ...