Joint Production Simulation Cu Co - Fikru, Ohler, Romani

This R program simulates the joint production of copper and cobalt, with random parameters that define the marginal cost of extraction, environmental cost, and technical efficiency. Output is provided as summary statistics, and graphical visualizations

本R程序模拟铜与钴的联合生产流程，通过随机参数定义开采边际成本、环境成本与技术效率。最终输出以汇总统计量及图形可视化结果的形式呈现。