1. About Dial Caliper. Nowadays, the dial caliper has become considerably more popular than the venire caliper. The reason is simple: compared to the venire caliper, a dial caliper is much easier to use and read. Additionally, compared to the digital calipers, a dial caliper is more durable. The dial caliper features the beam lock, dial, depth rod, dial calibration lock, main scale, two fixed jaws and two moveable jaws.
Total level of demand for desired goods and services (at any time by all groups within a national economy) that makes up the gross domestic product (GDP) . Aggregate demand is the sum of consumption expenditure, investment expenditure, government expenditure, and net exports.
derived demand. 1. Demand for a basic good (wanted not for its own sake but for the goods derived from it) such as textiles, that is due to its use in the production of another good such as apparels..Demand for an input to a production process, dependent on the output of a final or finished product. These inputs include factors of production (capital, labor, land), raw materials, or intermediate (semi-finished) goods.