Table 1 Concepts, keywords and research strategies used in scientific databases

Concept 2 (before and after adjustments)

Reform* OR leverage OR review* OR revision* OR control* OR ameliorat* OR amendment* OR amend* OR rearrangement* OR restructuring OR reorganisation OR reorganization OR overhaul OR reshuffle OR solution* OR improvement* OR agreement* OR suggestion* OR model*

Reform* OR leverage OR revision* OR amend* OR rearrangement* OR restructur* OR reorganisation OR reorganization OR overhaul* OR reshuffle OR redesign* OR agreement* OR recast* OR reformulate OR rewriting

Concept 3

“Global South” OR “developing countr*” OR “low income countr*” OR “Middle income countr*” OR “Africa” OR “Sub Saharan Africa” OR “Latin America” OR “South America” OR “South Asia” OR “South East Asia” OR “Afghanistan” OR “Albania” OR “Algeria” OR “American Samoa” OR “Angola” OR “Argentina” OR “Armenia” OR “Azerbaijan” OR “Bangladesh” OR “Belarus” OR “Belize” OR “Benin” OR “Bhutan” OR “Bolivia” OR “Bosnia Herzegovina” OR “Botswana” OR “Brazil” OR “Bulgaria” OR “Burkina Faso” OR “Burundi” OR “Cabo Verde” OR “Cambodia” OR “Cameroon” OR “Central African Republic” OR “Chad” OR “China” OR “Colombia” OR “Comoros” OR “Congo” OR “Costa Rica” OR “Ivory Coast” OR “Cuba” OR “Djibouti” OR “Dominica” OR “Dominican Republic” OR “Ecuador” OR “Egypt” OR “El Salvador” OR “Eritrea” OR “Ethiopia” OR “Fiji” OR “Gabon” OR “Gambia” OR “Georgia” OR “Ghana” OR “Grenada” OR “Guatemala” OR “Guinea” OR “Guinea Bissau” OR “Guyana” OR “Haiti” OR “Honduras” OR “Hungary” OR “India” OR “Indonesia” OR “Iran” OR “Iraq” OR “Jamaica” OR “Jordan” OR “Kazakhstan” OR “Kenya” OR “Kiribati” OR “Korea” OR “Kosovo” OR “Kyrgyz” OR “Lao PDR” OR “Lebanon” OR “Lesotho” OR “Liberia” OR “Libya” OR “Macedonia” OR “Madagascar” OR “Malawi” OR “Malaysia” OR “Maldives” OR “Mali” OR “Marshall Islands” OR “Mauritania” OR “Mauritius” OR “Mexico” OR “Micronesia” OR “Moldova” OR “Mongolia” OR “Montenegro” OR “Morocco” OR “Mozambique” OR “Myanmar” OR “Namibia” OR “Nepal” OR “Nicaragua” OR “Niger” OR “Nigeria” OR “Pakistan” OR “Palau” OR “Panama” OR “Papua New Guinea” OR “Paraguay” OR “Peru” OR “Philippines” OR “Romania” OR “Rwanda” OR “Samoa” OR “Sao Tome” OR “Senegal” OR “Serbia” OR “Seychelles” OR “Sierra Leone” OR “Solomon Islands” OR “Somalia” OR “South Africa” OR “South Sudan” OR “Sri Lanka” OR “St. Lucia” OR “St Vincent the Grenadines” OR “Sudan” OR “Suriname” OR “Swaziland” OR “Syrian Arab Republic” OR “Tajikistan” OR “Tanzania” OR “Thailand” OR “Timor Leste” OR “Togo” OR “Tonga” OR “Tunisia” OR “Turkey” OR “Turkmenistan” OR “Tuvalu” OR “Uganda” OR “Ukraine” OR “Uzbekistan” OR “Vanuatu” OR “Venezuela” OR “Vietnam” OR “Gaza” OR “Yemen” OR “Zambia” OR “Zimbabwe”