1. Definition
In the early phase of industrialization, the economic growth of the industrial sector was generally extremely lopsided, being concentrated in a few areas, the so-called leading sectors. In the 1950s and 1960s, this observation led to the development of the concept of leading industrial sectors in the field of political economy [4]; [3. 10–14]. Leading industrial sectors are characterized by rapid technological change, which brings strong growth in the productivity of work and cap…