At its simplest, biotechnology is technology based on biology - biotechnology harnesses cellular and biomolecular processes to develop technologies and products that help improve our lives and the health of our planet.
In macroeconomics, the focus is on the demand and supply of all goods and services produced by an economy. Accordingly, the demand for all individual goods and services is also combined and referred to as aggregate demand.
Is a branch of economics that deals with the performance, structure, and behavior of a national or regional economy as a whole. It studies about aggregated indicators such as GDP, unemployment rates, and price indices to understand how the whole economy functions.