Entrepreneurs boost the economy by exploiting new ideas and business models in order to turn a profit. The ones that do this well don’t stay small; they grow rapidly, helping to disseminate new technologies and create jobs. If your economy has a lot of small firms, that’s an indication that some part of this process is broken. If you look at the Italian example, for instance, you find that a lot of small Italian firms are retail and service enterprises protected from competition by onerous regulation.
A nice note to the previous report that US small firms not a big share of the economy. US firms scale up pretty fast