Business / Agriculture / Concentration (Economic): A measure of the degree to which a few large firms dominate total sales, production, or capacity within an industry or market. The concern is that the more concentrated an industry, the greater the likelihood of price and market manipulation. For example, meat packer concentration has long been a concern of cattle producers. It is common to express concentration as a ratio, by stating the share (%) held by the top 4, 8, or 12 firms.
Business / Agriculture / LD50- Lethal Dose - LC50-Lethal Concentration: The dose (median concentration) of a toxicant that will kill 50% of the test animals within a designated period. The lower the LC50, the more toxic the compound. Testing to determine lethal dosages is MORE
Business / Agriculture / Packer Concentration: The degree to which a few large firms dominate total sales within segments of the meat packing industry, which, some farmers and other critics contend, can cause or at least contribute to lower prices MORE