Irf$$novative entrepreneurs $...$

a$)$ set up businesses mimicking tried$-$and$-$proved business models to sell existing products to existing markets

b$)$ act as efficient coordinators of resource usage in an industry or an economy

c$)$ create jobs, primarily through self$-$employment, such as in the case of China and Germany

d$)$ create something new, such as a new technology, a new product, or a new business model$)$ and commercialise it in the marketplace