Purpose: Digital libraries and social media have emerged as two prominent online information sources with different characteristics. The purpose of this paper is to compare digital libraries and social media from the perspective of the dual route model which outlined a general framework of...

In this paper, we show that the substitution of imported for domestically produced goods and services—often known as offshoring—can lead to overestimates of U.S. productivity growth and value added. We explore how the measurement of productivity and value added in manufacturing has been...