to expand economically and improve the quality of life for the population. Yet, productivity, profits and efficiency are … specificities and differences among metropolis is called for. However there has been a relatively scarce recording of productivity …

by labour productivity. To this end, the stochastic frontier technique is used on a unique unbalanced longitudinal … firms. From a policy perspective, the results of this study suggest that - if the aim is to leverage firms' productivity … other hand, corporate R&D in the low-tech sector is found to have a minor effect in explaining productivity. Instead …