曹远征：超大规模性是理解中国经济发展的一把钥匙

Group 1 - The core idea presented is that China's super-large scale is fundamental to its economic integrated innovation and resilience [1] - The transformation of green development into a dividend rather than a cost is highlighted, with the example of new energy vehicles demonstrating this shift [1] - The specialized production and supply chain of companies like BYD, where 40% of its components are sourced from enterprises in the Greater Bay Area, exemplifies the benefits of detailed division of labor and scale economies [1] Group 2 - The importance of continuous technological advancement, particularly in mainstream industrial technology, is emphasized as a key factor for economic development [2] - China's new focus on green development in mainstream industrial technology is identified as a reason for global market optimism towards the Chinese economy [2]