Nigeria’s rising budget deficits are a significant driver of change price depreciation and exert delayed upward stress on rates of interest, in keeping with a study revealed within the Central Bank of Nigeria (CBN) Journal of Applied Statistics.
The study, titled “Budget Deficit Dynamics and Macroeconomic Performance in Nigeria,” was authored by Ndubuisi E. Uguru and examined the connection between fiscal deficits and key macroeconomic variables utilizing annual information from 1981 to 2024.
Its findings counsel that persistent fiscal imbalances can weaken change price stability, constrain financial coverage and create stress on funding, though the study discovered no statistically important direct relationship between budget deficits and inflation.
Budget deficits weaken naira stability
Using a Vector Autoregressive (VAR) framework, the study discovered that budget deficits had been a significant supply of change price fluctuations, accounting for a considerable share of actions within the quick interval and contributing to sustained forex depreciation.
It additionally discovered that fiscal deficits exert delayed upward stress on rates of interest and may set off a contraction in cash provide, which the study linked to defensive financial tightening.
- “The results revealed that budget deficits are a primary driver of exchange rate depreciation, accounting for a substantial share of exchange rate fluctuations in the immediate period and triggering a sustained currency decline, while also exerting delayed upward pressure on interest rates and paradoxically inducing a significant contraction in the money supply likely reflecting defensive monetary tightening,” the study discovered.
Other findings from the analysis embody:
- Budget deficits account for 100% of their very own variance initially and retain about 53% by the tenth interval, indicating that fiscal imbalances can reinforce themselves.
- Investment is essentially self-determined within the brief time period however turns into more and more influenced by inflation and cash provide over the long run.
- The study famous “the study finds no statistically significant direct link between budget deficits and inflation, suggesting that price levels are driven more by supply-side shocks, structural bottlenecks, and exchange rate pass-through than by fiscal policy alone.”
It described the findings as proof of fiscal dominance, the place authorities borrowing and spending pressures can undermine change price stability and restrict financial coverage autonomy.
Study recommends fiscal and financial reforms
To handle the dangers recognized, the study advisable a binding fiscal rule that units a authorized restrict on the budget deficit relative to gross home product (GDP). It argued that this might assist comprise fiscal imbalances, scale back the crowding-out impact on non-public funding and ease stress on rates of interest.
- It additionally proposed strategic reserve administration and proactive commerce insurance policies, together with the institution of a non-oil Fiscal Stabilisation Fund and incentives for home manufacturing, to cut back the economic system’s vulnerability to deficit-related change price shocks.
- The study additional referred to as for a clear framework for financial and monetary coordination, permitting the CBN to handle cash provide extra proactively reasonably than counting on abrupt restrictive measures in response to fiscal growth.
For funding, it advisable bettering private-sector entry to credit score, decreasing borrowing prices and stabilising inflation expectations to assist capital formation and long-term financial progress.
Nigeria’s borrowing plans and rates of interest
The study’s findings come amid elevated authorities borrowing necessities and modifications in financial coverage.
On the financial coverage aspect, the CBN in September diminished the Monetary Policy Rate (MPR) by 350 foundation factors to 23% following the 307th assembly of the Monetary Policy Committee (MPC) in Abuja.
The discount was the largest reduce in Nigeria’s benchmark rate of interest since December 2006. It adopted the MPC’s July 2026 assembly, when the committee retained the speed at 26.5%.
