Unlawful Laws Lower, and Free Market Exchanges
Raise, Social Utility
by
Michael S. Rozeff
by Michael S. Rozeff
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We are all
aware of laws that take wealth from some and give it to others.
The U.S. and other nations have a great many such laws. In fact,
most laws are of this variety. These laws always have a cheering
section of highly vocal supporters who claim they are good for the
country (in the public interest) even if they involve pain for some
people. I will prove that the opposite is the case. I will prove
that any law that compels theft lowers social utility.
I will then
prove a very important corollary: Free market exchanges (definitionally
involving no theft) always increase social utility, even when innocent
third parties experience losses due to the gains made by other parties.
These proofs
do not rely on grounds previously used to support free market conclusions.
They do not rely on natural law, natural rights, or argumentation
and rationalist ethics. They rely on the existing widespread prohibitions
against crimes like theft that are observed in most societies.
The basic proof,
which is non-mathematical, proceeds in two steps. The first part
shows that social utility falls when society has a law against theft
and allows a theft to go unpunished. The second step shows that
a law against theft is sovereign over a law that demands theft in
its doing. It shows that a law that itself requires theft is outlawed
by a law against theft and is illegitimate. Therefore, all laws
that require theft, since they go unpunished, lower social utility.
To bring out
the issue involved here, we may first consider and dispose of an
easy case, namely, a voluntary donation made by a richer man to
a poorer man who has been left homeless by a flood. If both rich
man and poor man are happy with this wealth transfer (ex ante),
then social utility goes up (ex ante.) Therefore, the case of donation
poses no challenge to the theory that such a wealth transfer increases
social utility. The logic of donation suggests that the giver of
a donation expects it to increase social utility, even if his expectation
is sometimes disappointed. Meanwhile, the recipient who willingly
accepts the gift also expects his utility to rise. He cannot expect
it to undermine his incentives and thus his utility or else he would
refuse the gift, or perhaps he would accept it and then give it
away to others.
This leaves
another very important case, in fact, the critical case. Let us
assume that the rich man is contemplating a gift to the poor man;
he wants to make a gift. Let us assume that both men are under the
jurisdiction of a society that has a law against theft. Let us assume
that the poor man steals the money from the rich man, and
let us assume that the annoyance to the rich man from this act of
theft is small compared to the benefit to the thief of the money
he has stolen. Does social utility increase? According to the reasoning
of diminishing marginal utility and also according to the assumptions
I have imposed, it seems to (assuming the absence of such other
negative side effects as the poor man feeling guilty or teaching
his children to be thieves).
The case comes
to trial and the thief is acquitted by a judge who lets him off
because he was in desperate circumstances and because the loss to
the rich man was small compared to the poor man’s gain.
This verdict
disturbs many of us, even if the rich man intended to give the money
away anyway. Something is out of order, even though this business
is between the rich man and the poor man, even though it does not
directly affect us as observers, and even though the combined utility
of the rich and poor men has risen.
Many of us
disapprove of the theft. Certainly all true libertarians will disapprove
of it, and my assumption (based upon observed law) is that so will
most non-libertarians. (Maybe a cadre of bleeding-heart liberals
will approve of the verdict; they simply don’t believe in lawful
laws in the first place.) We who disapprove are making a judgment
that social utility decreases when such a theft occurs. We prefer
the social outcome in which the rich man keeps his money and the
poor man does not steal it. Why? Why do we disapprove of the theft?
Perhaps we realize that if everyone were allowed to break this law
and then let off, society would rapidly break down. No matter what
our specific reasoning is, we wish to maintain the general prohibition
against theft. That prohibition is a social good, and condoning
theft damages that good. The transaction between the rich and poor
man, the theft, does not have isolated effects or effects limited
to them. The theft impacts the individual utilities of many people
who are not directly involved. But how so? There has been no physical
aggression on anyone else by the theft. True enough, but their property
in the social rule has been damaged. The threat of theft against
them in the future has increased; and especially so if the theft
is condoned. Each person has expected future benefits from the rule
against theft; and the theft if allowed tends to destroy that rule
and those benefits. A theft that is allowed raises the chance of
a large aggregate loss in utility. It changes a fundamental societal
modus operandi. This prospective damage to the social good is large
since many possible thefts can occur now and in the future; and
the effects of widespread theft on society are to undermine its
productive capacity and divert immense resources to protection.
Hence, although the utility of the poor man goes up when he steals
and although the sum of the rich man’s and poor man’s utility goes
up, the social utility actually falls. The aggregate present value
of the long-term prospective damages from theft far outweigh the
immediate net increase in the combined utility of the rich and poor
man.
This discussion
does not prove that a law against theft is a good law, although
I believe and could argue that it is. It does not even prove that
society should punish thieves, for one may argue that society should
not have such a law in the first place. It explains why it is that
society (the set of existing individuals) has a complaint about
condoning theft when all its members are living under a law against
theft. It explains why social utility falls when such a law is broken
by someone living under it who then is allowed to go unpunished.
Social utility
is not simply a compound of individual utilities of ordinary goods
such as bread, cheese, and automobiles. It importantly depends,
clearly in the case of theft, on the utilities of other goods called
social goods, the prohibition against theft being one such good.
Social utility depends on society’s rules, laws, norms, and customs.
These are factors of production or part of the recipes used in the
production of wealth. Condoning a known theft destroys people’s
property interests in a social good that all possess.
Instead of
a thief stealing from a rich man, consider a law that involves theft
(such as a milk producer’s subsidy). We have arrived at a point
where we can make an important basic statement about one of the
proper boundaries of rules and laws. In particular, if a rule or
law itself involves theft, and at the same time, society has a rule
against theft, then, by the same reasoning used above, the rule
or law involving theft is a factor diminishing social utility. If
we can identify the theft involved in the subsidy, which is quite
easy to do, that is enough to conclude that social utility is lower
because of the law.
This conclusion
depends on treating a law that allows theft in the same way that
we treat a man who steals. But some may argue that a law that incorporates
stealing is not the same as a man who steals, simply because it
is a law. To nail closed this escape hatch, we need to prove that
the rule against theft has precedence over a rule or law that requires
theft. In that case, any laws that involve theft are illegitimate.
The issue under
consideration is one of legitimacy. Which law is sovereign, the
one against theft or the one that itself demands theft? The law
against theft must take precedence. The proof is by contradiction.
Assume as the initial premise that the law against theft does not
have precedence. Then it implies that legitimate laws can be passed
that allow theft. And if that is so, it means that law is a synonym
for power. But if law rules only because it is power, then law has
become arbitrary. But if law is arbitrary, then it is despotic.
This means it has no authority beyond force, or that the authority
it imposes cannot be justified and is not accepted. Such a law by
definition is illegitimate, which contradicts the initial premise’s
first implication that legitimate laws can allow theft. Having arrived
at a contradiction, we know that the initial premise must be false.
This proves that the law against theft must take precedence. Then,
since the law against theft is paramount, any law that involves
theft is illegitimate. Such a "law" is unlawful. It is
actually not a law at all; it is not a true law.
We conclude
that any laws that compel theft are illegitimate. But since all
laws that require theft also go unpunished because they are laws,
they also lower social utility. We have two concurrent grounds for
rejecting laws that demand theft: they are illegitimate and they
lower social utility. It becomes important then to understand when
it is that a law involves theft (or another unacceptable crime)
and when it does not, for in all such cases such laws are illegitimate.
They are really not laws, despite being passed, recorded in books,
imposed, enforced, adjudicated, and advertised as laws. We might
call them edicts, dictates, enactments, or legalities.
Another application
of this proof is a law that legalizes the killing of all hunters.
There are those people who gain from this law because they dislike
hunters. The hunters lose from such a law. If society has a law
against murder, which I assume it does, then condoning murder lowers
social utility. At the same time, society’s law against murder trumps
a law that allows hunters to be murdered. If it did not, then society
considers laws allowing murder as allowable. This makes legal murder
an exercise of power, essentially arbitrary and unjustifiable, since
anyone could be made the subject of murder. This makes legal murder
an illegitimate law.
It is evident
that the proof extends to any recognized crime that is based upon
a proper moral code. Societies worldwide recognize such crimes as
theft, murder, rape, kidnaping, larceny, and fraud. I by no means
am saying that societies are perfect in their moral foundations
of law. Societies (meaning certain organized sets of individuals)
are by no means perfect. They make two kinds of errors. A type 1
error is saying something is a crime when it is not, like smoking
marijuana. A type 2 error is saying something is not a crime when
it is, like abortion.
I have not
shown directly that free market exchanges always increase social
utility, but we can reach that very important conclusion as follows.
I have shown that interferences with free market exchanges that
involve theft always decrease social utility. Consider a free market
exchange. Suppose persons A and B raise their utility through an
exchange involving no theft (which is by definition what a free
market exchange is), but person C’s utility is indirectly adversely
affected. Then the theorem shows that any interference that involves
theft (like taking from the gains of A and B to compensate C’s losses)
must reduce social utility. Hence, despite C’s loss, society cannot
raise social utility by using force to help C. But since A and B’s
exchange raised their utility, this means that free market exchanges
always increase social utility (ex ante.) If society wishes to help
C and raise social utility still further, the appropriate means
is voluntary help.
Part one of
the proof says that a law that incorporates theft diminishes social
utility in a society that has a law against theft. Most cultures
prohibit theft. Part two of the proof says that a law against theft
trumps any law that incorporates theft. Together they imply that
a law that incorporates theft lowers social utility. Part two of
the proof holds whether or not part one of the proof holds.
None of the
results depend on the source of the law compelling theft. They hold
if the law is voted in by majority rule or if a dictator promulgates
it.
The proof raises
the question: If laws involving theft diminish social utility, why
do societies worldwide have such laws? There are several answers
that shed light on this bedeviling question, and I’ve given some
of them in other articles. At this juncture, here’s another one.
Mankind is still eating the apple. It doesn’t have to. There is
a better way.
Rothbard in
his reconstruction
paper pointed out that when government officials gain utility from
an official act that restricts A and B "As economists, we can
therefore say nothing about social utility in this case, since some
individuals have demonstrably gained and some demonstrably lost
in utility from the governmental action." The problem here
and elsewhere in the economics of social utility is that when there
is not unanimity, the economist is stymied. I have shown that we
can say something when a society has a law against theft;
and most societies do, even as they break it. By recognizing that
a society has a law against theft, we bypass the unanimity problem.
There is no
explicit theory of property or self-ownership in this free-market
defense. It does not rely on natural law. It does not rely on natural
rights. It does not rely on argumentation or rationalist ethics.
It relies on the prohibition against theft. Property is implicit
in that prohibition.
In this argument,
I use morality but not a personal or arbitrary morality. I assume
only that society has laws against theft and murder, which is a
weak (that is, highly defensible) assumption. These laws are presumably
built on or associated with a justifiable or proper moral code.
My argument is therefore this: If society rests upon laws against
theft and murder and other such recognized crimes that derive from
a proper moral code, that foundation renders illegitimate any official
statute, act, law, executive order, or edict that violates that
code, and it allows us to infer that such a pronouncement lowers
social utility.
Balzac
wrote: "When law becomes despotic, morals are relaxed, and
vice versa." If a law is passed that itself involves and compels
theft, such a law is despotic and its passage is a sign that society’s
morals are deteriorating. Wealth accumulation and social utility
will decline. Conversely, a despotic law that defies morality induces
a decline in society’s morals.
August
6, 2007
Michael
S. Rozeff [send him mail]
is a retired Professor of Finance living in East Amherst, New York.
Copyright
© 2007 LewRockwell.com
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