To insure a proper and meaningful productivity assessment of DMUs with different production technologies, this article develops a difference-based profit metafrontier Luenberger productivity indicator. Adopting the proposed model, we empirically measure the profit inefficiency and examine the...

Summary We revisit the recently revived concept of social economic progress. We take a microeconomic perspective and address economic progress where it originates, with value creation at individual businesses. We begin with a brief history of thought on the concept. We continue by analyzing how...