Research classified by
Journal of Economic Literature (JEL) codes
Top JEL
/ L: Industrial Organization
/ / L7: Industry Studies: Primary Products and Construction
/ / / L72: Mining, Extraction, and Refining: Other Nonrenewable Resources
IDEAS is a RePEc service. RePEc uses bibliographic data supplied by the respective publishers.
Printed from https://ideas.repec.org/j/L72-5.html