TY - CPAPER AU - P. Bogacz TI - ESTIMATE THE LEVEL OF ECONOMIC LOSSES IN THE VALUE CHAIN OF HARD COAL MINING IN POLAND IN CONNECTION WITH THE PLANNED LIQUIDATION OF THIS SECTOR T2 - 25th International Multidisciplinary Scientific GeoConference Proceedings SGEM2025, Ecology, Environmental Economics, Education, and Legislation, Vol25, Issue 5.1. PY - 2025 SP - 387 EP - 394 DO - 10.5593/sgem2025/5.1/s20.048 PB - STEF92 Technology ER -