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RIMAIAgribusiness SchoolMy land

Module 7 Core Course

Trade and Policy

How do government decisions on reserves, imports, exports and trade agreements move the price I will be paid, and how do I plan around them?

A farm veranda office under mopane trees where the owner works through the numbers

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In much of Southern Africa the state is the biggest single player in agricultural markets. It sets grain prices, holds reserves, bans or permits imports, defends local industries against dumping and signs trade agreements. Each decision can raise or crush a farmer’s price overnight. This module teaches the student to read policy as a market signal.

Map of trade flows from South Africa into the four local marketsSouth AfricaZimbabweZambiaBotswanaNamibiaTrade corridorsSouth Africa supplies the regionImport parity sets the ceilingExport parity sets the floorBans and levies move the priceMain flows

Lesson 7.1 - Strategic Reserves: Insurance or Distortion

Article 13 explains that South Africa wound down its state grain reserves in favour of private storage and price-risk management on the futures market, while most of its neighbours kept physical reserves run by a marketing board or reserve agency. A reserve protects consumers in a bad year. It also makes the state the dominant buyer, and its buying price, timing and payment record shape the whole grain market.

Zimbabwe’s GMB and Zambia’s FRA are both large buyers in good years. Zimbabwe’s 2025/26 season was expected to leave a cereal surplus of between 550,945 and 964,945 tonnes, and Zambia’s 2025/26 maize grain harvest was projected at 4.9 million tonnes against national requirements of 4.2 million. In surplus years the state cannot buy everything, private prices fall below the official price and farmers who planned only for the official buyer are left holding grain. A grain plan must say what happens if the state buyer takes only part of the crop or pays late.

Lesson 7.2 - Import Controls: The Protected Market

Botswana and Namibia protect parts of their farm sectors with import controls. Namibia closes its border to white maize imports during the local marketing season so that local producers sell first. Botswana restricted imports of a list of vegetables from 2022 to stimulate local production, phased the restrictions out after December 2024 and has since moved to reinstate restrictions on key vegetables, citing high local production.

A protected market can be the best opportunity a small farmer will find, because local buyers must buy local. It is also a policy risk: when the restriction lifts, imported product returns at lower prices. The commercial rule is to use protection to build volume, quality and buyer relationships quickly, and to plan costs so the business survives when the protection goes.

Lesson 7.3 - Dumping and the Cheap-Import Fight

Article 78 describes the dumping fight in poultry: cheap imported chicken helps the poorest consumers and drains the local industry, and every policy choice has a loser. South Africa has repeatedly sought anti-dumping protection through formal trade remedies. For a poultry or pork venture, import competition sets the ceiling on local prices. The plan must show that the farm can produce at a cost close enough to the landed import price to survive when protection weakens.

Lesson 7.4 - AfCFTA: The Continental Market

Article 133 presents the African Continental Free Trade Area as the attempt to turn Africa into one market for farm products, and Article 76 shows why meat is harder than grain: two countries can remove every tariff and still trade almost no beef because their veterinary certificates are not mutually accepted. For the student, AfCFTA matters most where it removes duties on processed products and opens neighbouring markets to a product that already meets the destination’s standards.

Lesson 7.5 - Food Security Against Export Earnings

Article 144 sets out the trade-off every agriculture ministry faces: export crops earn foreign currency, staple crops keep food prices down, and both compete for the same land, water and farmers. Policy swings between the two. When food is short, governments ban grain exports and favour staples; when foreign currency is short, they push export crops. A farmer who grows both, or who can switch, is less exposed to either swing.

The South African Benchmark and Your Market

Market Main policy instruments in the farm market Reference from the data layer
South Africa Market-led pricing on SAFEX, anti-dumping duties, export-oriented trade policy Benchmark; 2026 white maize forecast 9.28 million tonnes
Zimbabwe GMB producer prices and reserves, contract and marketing regulations for tobacco and cotton Maize price cut to US$364.75/t from US$376.48/t (2024/25)
Zambia FRA floor price and reserve purchases, national production targets Target of 10 million tonnes of maize and 3 million tonnes of soya beans by 2031
Botswana BAMB pricing at import parity, vegetable import restrictions White maize demand above 100,000 t a year against local output below 10,000 t
Namibia NAB floor prices, seasonal import closure for white maize, levies Local maize covered 31% and local wheat 10% of supply in 2025

Apply It to Your Land

Write a one-paragraph policy note for the venture. Name the state bodies that influence the product’s price, the instruments they use - floor price, reserve buying, import controls, levies, export bans - and what the venture’s price would be if the most favourable policy were removed. Use that worse price as a stress test in the enterprise budget. A venture that survives only under the favourable policy needs a plan to lower its costs before that policy changes.

Dictionary Terms Introduced

Code Term Plain meaning
D-strategic-grain-reserve Strategic grain reserve Grain held by the state to protect food supply in bad years
D-import-parity-price Import parity price The cost of bringing a product into the country, which sets a ceiling on local prices
D-import-restriction Import restriction A ban or permit limit on bringing a product into a country
D-dumping Dumping Exporting a product at a price below its normal value in the home market
D-anti-dumping-duty Anti-dumping duty An extra import tax imposed to offset dumping
D-afcfta AfCFTA The African Continental Free Trade Area, an agreement to create a single African market
D-stress-test Stress test Running a business plan at a worse price or cost to see whether it survives

Calculators: none of its own; the stress test runs in T-M-01 Enterprise Budget in each Major.

Library sources: LIB-A013, LIB-A076, LIB-A078, LIB-A133, LIB-A144.