A network of legally independent firms linked by ownership, control, or repeated informal ties that coordinate activities or strategy across member companies while preserving separate legal identities.

Principle

When separate firms are connected by controlling shareholders, cross‑holdings, interlocking management or repeated cooperative arrangements, they can achieve coordination benefits (capital allocation, procurement, risk sharing) without full legal consolidation, producing collective strategic behaviour.

Demonstration

Illustrative scenario → Recognition → Action → Consequence: Several legally independent companies share a common controlling shareholder and a coordinating headquarters that centralizes treasury and group procurement. The group reallocates capital to underperforming affiliates to preserve strategic assets, resulting in internal resource transfers and coordinated market entry.

Misapplication

Calling any conglomerate portfolio or collection of unrelated investments a business group. The semantic error is confusing mere common ownership with organized coordination; a business group implies purposeful coordination or recurrent interfirm ties, not just an investment portfolio.

Consequence

Groups can improve internal capital flows, reduce transaction costs and support strategic diversification, while also creating intra‑group transfer pricing, contagion risk across members and regulatory concerns about market power or preferential treatment.

Reversal

If ties are purely passive financial holdings without coordination, recurrent commercial relationships, or control mechanisms, the network functions as an investment portfolio rather than a business group; legal or regulatory interventions (e.g., anti‑trust enforcement) can also alter group coordination practices.

Boundary

Clearly within: firms with a controlling shareholder and formal coordination mechanisms (holding company, shared management) that plan and allocate resources across members. Boundary case: cross‑shareholdings without explicit coordination—classification depends on observable coordination. Clearly outside: a set of unrelated portfolio companies held by an institutional investor that does not coordinate strategy across them.

Semantic Tension

Coordination versus competition: business groups pursue collective efficiency and risk management through coordination, which can conflict with external market competition, independent firm incentives and regulatory norms favoring separateness.

Synthesis

A business group is a semi‑integrated organizational form: legally separate firms that operate with strategic coordination, enabling scale and risk management benefits while retaining distinct legal identities and generating unique governance and regulatory trade‑offs.