The Nigerian government has implemented several measures to address trade barriers and market access issues for exporters, including 

1. Export Expansion Grant (EEG) scheme to reduce production costs and enhance competitiveness.

2. Tax exemptions and grants for export-focused businesses.

3. Duty drawbacks and other forms of support.

4. Establishment of top-notch warehouses for export packaging.

5. Financial support for exporters.

6. Cost of production support to enhance competitiveness in global markets.

7. Trade and Investment Framework Agreement (TIFA) with the United States.

8. Eligibility for preferential trade benefits under the African Growth and Opportunity Act (AGOA).