Innovating your key product (1/2): How to sell expensive can of paint

When thinking about innovation, many people imagine companies such as Uber, Airbnb or Amazon that came with comething big and totally new.

Wharton operations, information and decisions practice professor David Robertson argues that an innovation isn't only either a radically new way of doing business that is vastly disruptive or about incremental improvements of the current product.

There is also the type of innovation which is about making an existing product more compelling.