Zhang, Haiyang; Sonobe, Tetsushi - 2010
agglomeration and congestion. The main finding is that the negative effect of congestion on productivity is highly likely to … outweigh the positive productivity effect of agglomeration economies within the STIPs but not among high-tech firms outside the … STIPs. The paper also finds that the productivity of high-tech firms, whether within or outside the STIPs, are positively …