They thereby also affect the ability of economies to reallocate scarce resources needed for digital innovation (such as ICT-related skills) to more successful firms, and are thus an important determinant for business dynamics. Differences in framework conditions may explain the relative sluggishness of some countries to capitalise on the digital revolution. Many national digital economy strategies put a strong emphasis on the promotion of ICT-related knowledge diffusion, including between large firms and SMEs or towards disfavoured social groups.