| ADRM | Association of Danube River Municipalities |
| ALGA | Australian Local Government Association |
| ANCT | Agence nationale de la cohésion des territoires (France) |
| ARC | Administrative Reform Council |
| BGN | Bulgarian lev |
| CAB | County administrative board (Sweden) |
| CCDR | Commissions of Coordination and Regional Development (Portugal) |
| CDSG | Council for Decentralisation of State Governance |
| CEEC | Central and Eastern European Country |
| CFFR | Council on Federal Financial Relations (Australia) |
| CGET | Commissariat général à l'Égalité des territoires (France) |
| CIT | Corporate income tax |
| CLLD | Community-Led Local Development |
| CNFPT | Centre national de la fonction publique territoriale |
| CNT | Conférence nationale des territoires (France) |
| COAG | Council of Australian Governments |
| COFOG | Classification of the Functions of Government |
| CoM | Council of Ministers |
| CPFF | Consejo de politica fiscal y financiera (Spain) |
| CSO | Civil society organisation |
| CVM | Cooperation and Verification Mechanism |
| DDC | District Development Council |
| DNP | Department of National Planning (Colombia) |
| EAFRD | European Agricultural Fund for Rural Development |
| EBRD | European Bank for Reconstruction and Development |
| EC | European Commission |
| EERSF | Energy Efficiency and Renewable Sources Fund |
| EMEPA | Enterprise for Management of Environmental Protection Activities |
| EMFF | European Maritime and Fisheries Fund |
| EPCI | Établissement public de coopération intercommunale |
| ERDF | European Regional Development Fund |
| ESF | European Social Fund |
| ESIF | European Structural and Investment Funds |
| EU | European Union |
| EUR | Euro |
| FLAG | Fund for Local Authorities and Governments (Bulgaria) |
| FUA | Functional urban areas |
| GDP | Gross domestic product |
| HDI | Human Development Index |
| IB | Intermediate Body |
| IISDA | Integrated Information System of the State Administration |
| IMDP | Integrated Municipal Development Plan |
| IME | Institute for Market Economics |
| ITI | Integrated Territorial Investment |
| ITS | Integrated Territorial Strategy |
| LEADER | Liaison Entre Actions pour le Développement de l’Economie Rurale |
| LGLAA | Local Government and Local Administration Act |
| MA | Managing Authority |
| MLG | Multi-level governance |
| MRDPW | Ministry of Regional Development and Public Works (Bulgaria) |
| MTBF | Medium-term budgetary framework |
| NAMRB | National Association of Municipalities in the Republic of Bulgaria |
| NAO | National Audit Office |
| NCSD | National Concept for Spatial Development |
| NEDP | National Economic Development Plan |
| NEET | Not in Education, Employment, or Training |
| NFRC | National Federation Reform Council |
| NGO | Non-governmental organisation |
| NRDP | National Regional Development Plan |
| NRDS | National Regional Development Strategy |
| NSI | National Statistical Institute |
| NUTS | Territorial Units for Statistics |
| NUTS | Nomenclature of territorial units for statistics |
| OECD | Organisation for Economic Co-operation and Development |
| OFGL | L’observatoire des finances et de la gestion publique locales (France) |
| OP | Operational Programme |
| OPRD | Operational Programme for Regional Development |
| OPRG | Operational Programme “Region in Growth |
| PDR | Programme “Development of the Regions |
| PHARE | Poland and Hungary Assistance for the Restructuring of the Economy |
| PISA | Programme for International Student Assessment |
| PIT | Personal income tax |
| PPP | Purchasing power parity |
| PPP | Public-private partnership |
| PPS | Purchasing Power Standards |
| R&D | Research and Development |
| RC | Regional council (Finland) |
| RCI | Regional Competitiveness Index |
| RDA | Regional Development Agency |
| RDC | Regional Development Council |
| SDGs | United Nations Sustainable Development Goals |
| SME | Small- and medium-sized enterprise |
| SUBDERE | Sub-Secretary for Regional Development (Colombia) |
| TDP | Territorial development plan (Colombia) |
| VAT | Value-added tax |
| WGI | Worldwide Governance Indicators |
Decentralisation and Regionalisation in Bulgaria
Towards Balanced Regional Development