When it comes to efficiency and effectiveness, I would always start with effectiveness. I am interested in achieving a certain outcome. Only secondarily do I worry about achieving it as efficiently as possible.
Philip KotlerWe should tax every company's carbon footprint and the carbon footprint of every building and home, to incentivize people to reduce their carbon footprint.
Philip KotlerMarketing is the set of human activities directed at facilitating and consummating exchanges.
Philip Kotler