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Difficulty: HardArgument by Analogy

Economist: Software developers routinely release preliminary versions of their applications to a restricted user base. This practice allows developers to identify unforeseen design flaws through actual user testing before a general release. Analogously, the central government should implement its proposed comprehensive corporate tax overhaul in just two mid-sized provinces first. Doing so would allow policymakers to observe real-world economic impacts and correct any legislative flaws before applying the new tax code nationwide.

The economist's argument is most vulnerable to criticism on the grounds that it

  1. fails to consider that, unlike a preliminary software release, a localized tax trial can cause businesses to relocate outside the test area, thereby distorting the very observations the trial is designed to gather.Answer
  2. B
    ignores the fact that software users voluntarily opt into preliminary tests, whereas citizens in the test provinces would be legally compelled to participate.
  3. C
    presumes, without providing justification, that an economic policy that operates successfully in a part of the country will necessarily operate successfully in the whole country.
  4. D
    equivocates with respect to the term "flaws," failing to recognize that software errors are objectively verifiable while legislative flaws may be matters of political preference.
  5. E
    mistakenly assumes that the ultimate economic impacts of a tax overhaul can be observed as rapidly as technical errors in a software application.

Answer

The correct answer identifies that the argument overlooks a critical disanalogy: a localized tax trial can cause capital relocation (which ruins the data gathering process), whereas software testing does not cause a comparable distortion.
This option successfully weakens the argument by pointing out a critical disanalogy between the two situations. The stated purpose of both trials is to observe real-world impacts to identify flaws. However, if a localized tax trial causes businesses to move away to avoid the tax, the economic data gathered will be heavily distorted by this artificial border effect. Because software tests do not suffer from a comparable 'relocation' distortion that ruins the test data, the analogy fails to support the conclusion that the tax trial would yield accurate, useful observations.

Step-by-Step Solution

1
Analyze the argument's core structure and method.
The economist argues by analogy: just as software developers use restricted beta releases to find and fix flaws, the government should use a geographically restricted tax trial to find and fix legislative flaws.
Understanding the base case (software) and target case (tax policy) is necessary for evaluating the strength of an analogy.
2
Identify the conclusion and the supporting premises.
Premise: Restricted software releases help find design flaws. Conclusion: A restricted tax rollout will help policymakers observe impacts and fix legislative flaws before national implementation.
Isolating the conclusion clarifies what the argument is trying to prove and how the analogy is supposed to support it.
3
Evaluate the strength of the analogy by looking for relevant differences.
An argument by analogy is most vulnerable if there is a relevant difference (disanalogy) between the two cases that directly undermines the conclusion.
We must look for a difference that specifically prevents the tax trial from achieving its stated goal of accurate economic observation.
4
Select the option that exposes the critical disanalogy.
The option stating that businesses might relocate outside the test area shows how the tax trial would yield distorted, inaccurate data, unlike a software test.
This directly attacks the analogy's assumption that the two localized trials would function similarly in successfully revealing flaws without inherently corrupting the test environment.

Key Concept

Evaluating Argument by Analogy (Identifying Relevant Disanalogies)
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Topics

Argument by Analogy

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