Statistical Process Control (SPC) Methods. Statistical process control (SPC) monitors specified quality characteristics of a product or service so as: To detect whether the process has changed in a way that will affect product quality and. To measure the current quality of products or services. Control is maintained through the use of control charts.
The underlying basis of criticism of GDP as a measure of welfare is the divergence between the critic's values and market values. The critics make an implicit assumption, or, quite possibly, a conscious presumption, that the former values are superior, if not far superior, to those of the latter.
I am sure that in your first economics class you learned that unemployment is a key macroeconomic indicator to determine the health of an economy. However, there is an ongoing debate regarding the extent to which the stock market should be guided by unemployment rates. am sure that in your first economics class you learned that unemployment is a key macroeconomic indicator to determine the health of an economy. However, there is an ongoing debate regarding the extent to which the stock market should be guided by unemployment rates.