The question is regarding Innovation and economics

The Economist magazine notes that, "...managers know that technological change will require their workers to acquire more skills.The supply from higher education will be insufficient because of students' subject choices, and immigration may not be enough to solve the problem given the public mood.

a.Explain some of the dimensions of the innovation occurring in the economies of developed and developing countries.

b.What are the factors that hinder the pace and mode of innovation processes occurring at the microeconomic and macroeconomic levels?

c.Explain the essential role of cultivating talent, as a policy goal, in both the firm-level and economy-level contexts.

Please answer it with as many ideas and length as you can.