Meat prices from farm to foodstore. Development of gross margins for pork and beef products from 1998 to 2001

beef beneficio bruto carne de cerdo carne de res costos costs exploitation agricole explotaciones agrarias farms gross margins industria de la carne industrie de la viande magasin de commerce marge brute meat industry meat products noruega norway pork precios prices prix productos de la carne shops tendance tendencias tiendas trends viande bovine viande porcine