Existing research on ecosystems is overly descriptive and structural. While description and structure are important, in this essay we argue for a microanalytic and firm-specific approach to ecosystems. We focus on the “hypothesis-led” firm—the role that a firm-specific hypothesis plays in...

We discuss the microfoundations of routines and capabilities, including why a microfoundations view is needed and how it may inform work on organizational and competitive heterogeneity. Building on extant research, we identify three primary categories of micro-level components underlying...