The economists look at macroeconomic activities because:

1. They are concerned about the overall production level in the economy, which can be seen from the total output produced (real GDP).

2. These macro-economics activities are major contributors to raise the level the economic growth, the standard of living, and income level.

3. At the core level, the consumption pattern, savings pattern, investment pattern, government spending pattern, the export-import pattern, et cetera can be analyzed accurately and make subsequent strategies required.

The managers look at macro-economic activities because:

1. To analyze the consumption and saving patterns of consumers by knowing their tastes and preferences.

2. Their activities are related to raising the level of business profit by using cost-effective tools.

3. To analyze the sales trend, future production, and revenue prospects.

According to economists and managers, durable goods are an investment in human capital, investment in businesses that involves research and development, investment in physical infrastructure, et cetera. However, non-durable goods are the stockpiling of consumption goods, outdated knowledge of workers, et cetera.