制造业与生产性服务业耦合协同能提高经济圈竞争力吗?——基于京津冀与长三角两大经济圈的比较
제조업여생산성복무업우합협동능제고경제권경쟁력마?——기우경진기여장삼각량대경제권적비교
Can the Coupling Coordination Between Manufacturing and Producer Services Improve the Competitiveness of the Economic Circle?——Based on the Comparison of Jing-Jin-Ji Economic Circle and Yangtze River Delta Economic Circle