可分为学理性解释和宣传性解释，这虽不具有法律效力，不能直接引用，但对法律适用有参考价值，对法律的实际适用有着很大的说服力。
解释这种变化的原因，与其说是创造了一种新的机会，不如说他们只是将已经广泛存在、非正式的隐秘的私企经济合法化而已。
One way of interpreting the changes is that rather than creating new opportunities, they merely legalise what was already a widespread informal economy of clandestine private enterprise.
一个非正式的解释是，选民从一开始就知道高饮酒税意味着酗酒更昂贵，从而即使被告知真相，也不会有所改变。
A less elevated interpretation is that voters grasp from the start that higher alcohol taxes mean more expensive booze and do not change their views when reminded of the fact.
“地下经济”通常被称为非正式经济活动，如果从制度经济学的角度来解释地下经济，那么，它并不是一种完全消极的经济活动。
The"underground economy"is usually termed as informal economic activities, and it is not purely negative as economists assumed from an aspect of institutional economics.
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