How SMBs are managed: the real job of a CEO

Small Business CEOs play a key role and assume simultaneously a lot of different roles and functions. They continuously need to deal with last-minute problems, while relying on a structurally limited team. Each departure or arrival of an employee can disrupt this precarious balance, and deeply modify the organization of the firm. How do SME managers take their daily decisions in this unstable environment? What are their everyday management practices?