Ecology and Global Business
This domain applies ethics to environmental impact: externalities, commons problems, sustainability, and the policy instruments that price or prohibit harm. Questions tend to ask you to diagnose a pollution scenario, choose among regulatory tools, or name the treaty or principle involved.
Core concepts
- Externality: a cost or benefit borne by third parties. Pollution is the standard negative externality; the ethical goal is internalization so the decision-maker bears the cost.
- Tragedy of the commons (Hardin, 1968): open-access resources are overused because each user captures the benefit while sharing the cost. Remedies include privatization, regulation, and Elinor Ostrom's self-governed commons arrangements.
- Sustainable development (Brundtland Report, 1987): meeting present needs without compromising the ability of future generations to meet theirs.
- Polluter pays versus the precautionary principle, which permits action under scientific uncertainty about serious or irreversible harm.
- Circular economy and cradle-to-cradle design replace take-make-dispose with reuse and recovery.
Policy instruments
- A carbon tax gives price certainty; cap-and-trade gives quantity certainty with tradable permits.
- Standards, mandatory greenhouse-gas disclosure, extended producer responsibility, and clean-technology subsidies.
- Treaties: Kyoto (1997) set binding targets for developed states; Paris (2015) uses nationally determined contributions, aims to hold warming well below 2°C, and enshrines common but differentiated responsibilities.
Worked example
A textile plant discharges dye into a river that downstream communities use for drinking water. Ethically, this is a negative externality imposed without consent on parties with no voice in the decision. Options: install treatment and internalize the cost; negotiate with downstream users, which works only if rights are clear and transaction costs low; or pay an emissions tax. A manager who continues discharging while lobbying to weaken the rules is deliberately transferring risk to third parties - the ethical failure lies less in the discharge itself than in the conscious externalization and the suppression of information about it.
Traps that cost marks
Reducing sustainability to recycling; treating the precautionary principle as a blanket ban on innovation; confusing cap-and-trade with a tax; ignoring biodiversity and environmental-justice dimensions; and accepting greenwashing claims without evidence.