What Is Foreign Direct Investment (FDI)? Definition, Types and Impact

What Is Foreign Direct Investment (FDI)? Definition, Types and Impact

Editorial Team
Updated May 27, 2026
9 min read

Quick Answer

Foreign Direct Investment (FDI) occurs when a firm invests in productive assets in another country. FDI is a key driver of globalization, enabling multinationals to establish operations abroad and transfer technology and capital.

1.Defining Foreign Direct Investment
2.Types of FDI
3.Greenfield Investment
4.Mergers and Acquisitions (M&A)
5.Joint Ventures
6.Horizontal vs. Vertical FDI
7.Why Firms Invest Abroad: The OLI Framework
8.Impact of FDI on Host Countries
9.Frequently Asked Questions

Defining Foreign Direct Investment

Foreign Direct Investment (FDI) refers to an investment made by a firm or individual in one country into a business or asset in another country, with the intention of establishing lasting influence and control. It is distinguished from portfolio investment (buying shares without control) by the element of managerial influence or control — typically defined as ownership of 10% or more of voting shares in a foreign enterprise.

FDI is one of the most important drivers of globalization, enabling multinational corporations to expand their operations, access new markets, reduce production costs, and integrate into global supply chains.

Types of FDI

Greenfield Investment

A firm builds entirely new productive facilities in a foreign country — factories, offices, or distribution centers. Greenfield FDI creates new productive capacity and employment in the host country. It is preferred when the investor wants full control and no existing business matches their needs.

Mergers and Acquisitions (M&A)

A firm acquires or merges with an existing business in the foreign country. This provides faster market entry and immediate access to local knowledge, customer relationships, and management. M&A accounts for the majority of global FDI by value.

Joint Ventures

Two firms — domestic and foreign — co-invest in a new entity. This shares risk and leverages local partner knowledge, but requires profit and decision-sharing.

Horizontal vs. Vertical FDI

TypeDescriptionExample
Horizontal FDIReplicating the same business in a foreign marketToyota building a car factory in the UK
Vertical FDI (Backward)Investing in a foreign supplier of inputsOil company acquiring foreign oil fields
Vertical FDI (Forward)Investing in foreign distribution/retailManufacturer buying foreign distribution network

Why Firms Invest Abroad: The OLI Framework

The OLI framework (John Dunning) explains FDI through three advantages:

  • Ownership advantages: Proprietary technology, brand, management expertise
  • Location advantages: Lower costs, market access, natural resources in the host country
  • Internalization advantages: Benefits of keeping activities within the firm rather than licensing

Impact of FDI on Host Countries

Positive effects: Job creation, technology transfer, tax revenues, skills development, improved infrastructure.

Negative effects: Profit repatriation reduces local economic benefit, competition may crowd out domestic firms, environmental standards may be weaker.

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Editorial Team

Our editorial team combines academic expertise in international business and economics with a commitment to clear, student-friendly writing.

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