Aggregates, including sand, gravel and crushed stones, are the first mined resource by
volume of production and the second most employed natural material, only after water. The
demand of aggregates depends on the level of activity of the building and construction
industry, which supplies housing and infrastructures to society. Knowing the variables
controlling the demand of aggregates permits an estimation of future demand. This figure is
of great interest for both the private sector to take strategic decisions and for the public sector …

… This work studies the relationship between the demand of aggregates and various
demographic, economic and construction variables during a complete economic cycle (1995–2016)
in Spain. The analysis includes variables such as population, GDP, unemployment rate, etc.,
as well as variables never used before, that have resulted to be relevant: the number of people
reaching the emancipation age, number of divorces, etc. Results indicate that the higher
correlations appear between the … With these results, various models to forecast the demand …