. >> section two of the sherma an thtrnolition, e-ther t ient toopolize or the actual act ofonopizinolition, anthis canccur in e-numb of dient wa for example, the have been issuesthe pa where a company controllg a large percent of the sports shoe marketevelopa gazine and thenuns a ortinghoe evua hpens rate eish the best. that not using just a tter product or ding a be mousetr approh sli, butn a schemeo at they capte the et without a bthe fairsstaaroh sli, butn th t sanct was inteed to eate. anwe knowhat aions the grocery chains appear to have taken. the question, of course, is d these actns vlate the sherman act? >> the grocers here would undoubtedly argue that while they did get together for some casual shop talk, there is no direct evidence that they agreed to fix prices. that could be an obstacle to the government, because the sherman act does require evidence of an actual agreement to fix prices. >> but horizontal price-fixing occurs when competitors agree, either explicitly or implicitly on what prices they'll offer their goods and services. parties rarely put price-fixing agree