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In macroeconomics, the secondary sector of the economy is an economic sector in the three-sector theory that describes the role of manufacturing. It encompasses industries that produce a finished, usable product or are involved in construction .
[1] [citation needed] It divides the economy into two parts, called the "primary" and "secondary" sectors. The distinction may also be drawn between formal/informal sectors or sectors with high/low value-added. A broader concept is that of labour market segmentation. While the word "dual" implies a division into two parallel markets ...
Economic impact analyses usually employ one of two methods for determining impacts. The first is an input-output model (I/O model) for analyzing the regional economy. These models rely on inter-industry data to determine how effects in one industry will impact other sectors. In addition, I/O models also estimate the share of each industry's ...
Three sectors according to Fourastié Clark's sector model This figure illustrates the percentages of a country's economy made up by different sector. The figure illustrates that countries with higher levels of socio-economic development tend to have less of their economy made up of primary and secondary sectors and more emphasis in tertiary sectors.
Secondary sector – involves the processing of raw materials from primary industries, and includes the industries that produce a finished, tangible product.. Construction – process that consists of the building or assembling of infrastructure, including buildings, roads, dams, etc.
Labor market segmentation is the division of the labor market according to a principle such as occupation, geography and industry. [1]One type of segmentation is to define groups "with little or no crossover capability", such that members of one segment cannot easily join another segment. [2]
At the top level, they are often classified according to the three-sector theory into sectors: primary (extraction and agriculture), secondary (manufacturing), and tertiary (services). Some authors add quaternary (knowledge) or even quinary (culture and research) sectors. Over time, the fraction of a society's activities within each sector changes.
Secondary sector of the economy is included in the JEL classification codes as JEL: L6 The main article for this category is Secondary sector of the economy . Subcategories