Columbia subject headings:
Dairy products.
Economic forecasting.
Meat industry and trade.
Organisation for Economic Co-operation and Development.
Harvard subject headings:
Beef.
Dairy products.
Dairying--Economic aspects
Meat industry and trade.
Milk trade.
Milk yield.
Princeton subject headings:
Dairy products.
Economic forecasting.
Meat industry and trade.
Organisation for Economic Co-operation and Development.