Opponents of school vouchers say allowing families the option of both public and private schools undermines the public education system through threatening its funding and enrollment.

Opponents say that if it is high enough to be effective, it increases unemployment, particularly among workers with very low productivity due to inexperience or handicap, thereby harming less skilled workers and possibly excluding some groups from the labor market ; additionally it is less effective and more damaging to businesses than other methods of reducing poverty.

Opponents would say that this is a false assertion: numerous books refer to poor organization between government departments ( for example the Hurricane Katrina incident ).

Opponents say that such a market would encourage criminals by making it easier for them to claim that their stolen organs were legal.

Opponents, who sometimes say that affirmative action is " reverse discrimination ", further claim that affirmative action has undesirable side-effects in addition to failing to achieve its goals.

Opponents say that this undermines individual freedom and personal responsibility, and worry that the state may be emboldened to remove more and more choice in the name of better population health overall.

Opponents of unilateralism say it rejects the essential interwoven nature of modern global politics and perhaps underestimates the extent to which a conflict in one country can affect civilians in others.

Opponents, citing the previous denials of expansion, say it should again be denied due to groundwater contamination, as well as increased traffic, odor, and lower aesthetics and property values.

Opponents of HSAs say they worsen, rather than improve, the U. S. health system's problems because people who are healthy will leave insurance plans while people who have health problems will avoid HSAs.

Opponents of the toll argue that it leads to double taxation, and say it is the first time " the federal government has put tolls on an existing interstate.

Opponents say that the bill is just a legal mechanism for releasing supporters of the present government who have been imprisoned on coup-related charges.

Opponents of the Pre-Adamite hypothesis say that the Pre-Adamite hypothesis places human morality before Adam and Eve's sin.

Opponents of coursing say that the converse is true, namely that coursing takes place where hares live rather than hares living where coursing takes place.

Opponents of the law say that it will ultimately cost the state “$ 26. 4 billion in economic activity, $ 11. 7 billion in gross state product and approximately 140, 024 jobs ” if all illegal immigrants are removed from the state .< ref > Ed Barnes, Cost of Illegal Immigration Rising Rapidly in Arizona, Study Finds, 17 May 2010, 29 November 2010 < http :// www. foxnews. com / us / 2010 / 05 / 17 / immigration-costs-rising-rapidlty-new-study-says />.</ ref >

" Opponents will say, show me them.

Opponents say that frivolous parties make a mockery of an important public process, and undermine the prestige of the democratic system.

Opponents say the TÜV test is not enough to guarantee vehicle safety today.

Opponents also argue that school choice in the form of vouchers could result in nothing more than a cash-handout for many middle-class and wealthy families already sending their kids to private schools, with disadvantaged families either unable to secure enrollment or unable to cover costs in addition to the vouchers.

Opponents of this view include revisionist historians and a number of post – Cold War and otherwise dissident Soviet historians including Roy Medvedev, who argues that although " one could list the various measures carried out by Stalin that were actually a continuation of anti-democratic trends and measures implemented under Lenin ... in so many ways, Stalin acted, not in line with Lenin's clear instructions, but in defiance of them ".

Opponents of traducianism are sometimes found in the pro-life movement, because many among those who hold to pro-life views are of the opinion that embryos have a soul and are to be fully recognized as persons.

Opponents of this approach point out that many of the terms in question carry male denotations and connotations in the original Hebrew and Greek.

Opponents of simplified spellings point to the impossibility of phonetic spelling for a language with many diverse accents and dialects.

Opponents of repeal brought forth many arguments for staying dry, including initiating one rumor that the land donated so long ago for the site of the University would revert to the heirs of the donors if the ordinance was repealed, resulting in a huge cost to the state to repurchase it.

Opponents of the FMA claim polling of the public has shown a cautious response, with many polls indicating opposition, even in states such as Arizona and Colorado which are normally thought of as socially conservative.

Opponents of consumerism argue that many luxuries and unnecessary consumer products may act as social mechanism allowing people to identify like-minded individuals through the display of similar products, again utilizing aspects of status-symbolism to judge socioeconomic status and social stratification.

Opponents of his accumulation theory also point to many instances in which foreign rulers needed and requested Western capital, such as the hapless moderniser Khedive Ismail Pasha.

Opponents are concerned that there are no other inland waters in England where water sports and power boating are permitted, whilst sailing is permitted on many other inland waters.

Opponents believed the law was discriminatory against immigrants of Hispanic origin ; supporters generally insisted that their concerns were economic: that the state could not afford to provide social services for so many illegal residents.

Opponents of roadway widening argue that evidence shows encouraging development many kilometres away from jobs and services, freeways contribute to increasing traffic flows, and thus the freeway ends up just as congested as previously, thus requiring the freeway to be widened ( again ).

Opponents believed the law was discriminatory against immigrants of Hispanic or Asian origin ; supporters generally insisted that their concerns were economic: that the state could not afford to provide social services for so many illegal residents.

Opponents of catch and release point out that fish are highly evolved vertebrates that share many of the same neurological structures that, in humans, are associated with pain perception.

Opponents of Student Broad Left claim that many of the founders of the group, including all SBL candidates to the NUS National Executive Committee, have been closely linked to Socialist Action, pointing out that the Student Broad Left supports the same campaigns as Socialist Action, for example the Student Assembly Against Racism, Unite Against Fascism, Student CND and Cuban solidarity.

Opponents of the mine dispute many of the claims made by Glacier Northwest and allege that the project will severely impact sensitive shoreline habitat.

Opponents opposed the redevelopment plan at the Ontario Municipal Board, which approved the project after a mediated agreement with many opponents was made.

Opponents argued for many years that this type of study cannot prove causation, but the eventual results of cohort studies confirmed the causal link which the case-control studies suggested, and it is now accepted that tobacco smoking is the cause of about 87 % of all lung cancer mortality in the US.

Opponents argue that the lack of tax revenue has hurt Colorado in many ways.

Opponents of this interpretation have argued that because many of the words in the poem have both secular and spiritual or religious meanings, the foundation of this argument is not on firm ground.

Opponents of this theological construct, and associated beliefs in " spiritual warfare ", point out that while the Bible may describe some form of demonic control over geography, it does not prescribe many of the behaviors and teachings that proponents advocate in response.

"< ref > Supporters of Schulz also argued that a drop in financial receipts at the ILLL, which led to layoffs and program cancellations in 2003, were attributable primarily to donor and listener dissatisfaction over the speaker's removal .< ref > Opponents of Schulz's actions, on the other hand, praised the decision to suspend the speaker, with many arguing, as a column published by the liberal LCMS organization Jesus First put it, that those who disagreed with Schulz's actions were " working hard to present views more representative of this church.

Opponents Peru's impressive credentials went overlooked and were not expected to provide many problems in the first match.

Opponents of net neutrality regulation also argue that the best solution to discrimination by broadband providers is to encourage greater competition among such providers, which is currently limited in many areas.