To get insight into how to thrive in our fast-evolving economy, I spoke recently with Andrew Karpie, a research analyst at Azul Partners/Spend Matters. He covers the ways in which technology is changing how enterprises find and procure their contingent workforce and labor-based services. Karpie is currently tracking and modeling digital ecosystems that are emerging to connect enterprises and the growing independent and freelance workforce. Here is an edited transcript of our conversation.