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Account

Table 1 Definition and Measurement of Variables

From: Assessing the performance of national innovation systems (NIS) in Sub-Saharan Africa

Variable Category

Variable Name

Definition / Measurement

Source

Innovation Output

Innovation Index

Composite measure of national innovation performance

UNCTAD

Innovation Output

Industrial Value Added

Industry value added (% of GDP)

WDI

Innovation Output

Manufacturing Value Added

Manufacturing value added (% of GDP)

WDI

Innovation Output

Services Value Added

Services value added (% of GDP)

WDI

Innovation Output

Self-Employment

Self-employed (% of total employment)

WDI

NIS Input

R&D Expenditure

R&D spending (% of GDP)

WDI

NIS Input

Institutional Quality Index

PCA-based composite governance index

WGI

NIS Input

Education Spending

Public education expenditure (% of GDP)

WDI

NIS Input

Labour Force Participation

Labour force participation rate (%)

WDI

Control

Trade Openness

Exports + imports (% of GDP)

WDI

Control

Financial Openness

Index of financial integration

WDI

Control

FDI Inflows

Net FDI inflows (% of GDP)

WDI

Control

Credit to Private Sector

Domestic credit to private sector (% of GDP)

WDI

Control

Capital Formation

Gross capital formation (% of GDP)

WDI

Control

Government Debt

Central government debt (% of GDP)

WDI