Final answer:
The question pertains to a system inclusive of macro-estimation and micro-estimation models used in economics to analyze a product or the economy. These are part of the broader fields of Microeconomics and Macroeconomics, which scrutinize individual and aggregate aspects of the economic environment, respectively.
Step-by-step explanation:
Economic Models: Macro-estimation and Micro-estimation
The question seems to refer to a system that includes a macro-estimation model for evaluating a product as a whole, as well as a micro-estimation model that examines the product in more detail. In the field of economics, such models are often used to analyze different aspects of the economic environment. Macro-estimation models look at the whole economy, or large sectors of it, while micro-estimation models dig into specifics, looking at individual firms or products.
Microeconomics and Macroeconomics are two fundamental perspectives in economics. Microeconomics looks at the individual pieces of the economic puzzle - such as households, businesses, and the way they interact in markets. Macroeconomics, on the other hand, examines the economy as a whole, including large-scale economic phenomena like inflation, unemployment, and economic growth.
Without specific context, it's not entirely clear what 'Model A,' 'Model B,' or 'Model C' refers to, as this could be specific to a particular textbook or lecture. However, the description provided suggests a comprehensive approach to economic analysis that addresses both broad-scale economic factors and more granular, detailed elements of economic activity.