Tuesday, September 27, 2011

Will-power: the way to development? (published, NH Magazine, London)


Religious paradigms almost always involve the concept of self-control. The willingness to give up today for a better tomorrow. That “denying oneself” temporal pleasures leads us to appreciate the timeless virtues. But what does science tell us about self-control? 

Psychologists believe that a person’s willpower can be measured through observation. This can involve recording how people behave in a laboratory setting. For example, a recent experiment involved people getting the choice of radishes and choco-chip cookies after they were forced to skip a meal. Those who were able to exert willpower to avoid the choco-chip cookies were able to exercise greater self-control in other areas of life too. Another experiment in economics involved children who were asked to resist the temptation of candy to get more candies. Those who were able to restrain were also more likely to be richer adults.  Psychologists have shown that one way to improve one’s willpower “muscles” is to have more glucose, as a brain short on glucose and sugar is likely to be fatigued and so more prone to take irrational decisions. In other words, to exercise candy control, one may need more candies.

The exercise of restraint can differ according to person, time, object and environment. People easily give in to temptation in certain dimensions and not in others, such as addiction-forming habits like drinking, smoking or drugs. Moreover, these can change over time and space. Often, these habits will have spillover effects on the surroundings. Thus, even a libertarian might argue that government intervention is necessary because individuals may harm each other by not taking into account the result of their actions. Several governments have banned smoking in public places. This has the upside of not only avoiding passive smoking but also strengthens the average person’s willpower who otherwise might have become addicted to smoking.

Thus, willpower is like an axe. It can get sharpened through activities like meditation and imposition of self-discipline (learning) but it can also get blunt through mundane activities when self-control is lacking (fatigue). Recent economic studies also find that increasing mental fatigue in a poor person’s life when he has to make several mundane choices may in turn lead to an (irrational) lower investment in human capital. In one of my field experiments on child malnutrition, I correlate how much “junk food” a young child eats and the mother’s self-control as measured by her proclivity to save for the future. Although, this work is in progress, I expect that the mother will “give in” more easily to a child’s demands if she also likes to buy other items (like a TV) now rather than later all other things remaining same, for instance the average income of the family, location and education.

What determines a person’s willpower? Is it inborn or can it be acquired? These questions are still at the frontier of research, but it appears that those who are religiously and spiritually inclined show higher levels of willpower.  Just as countries grow faster in the long run with greater investment into education, machinery and technology, we may show quicker personal growth if we learn to be more spiritual. The paradox here is that to be more spiritual, one needs to have more self-control. Spirituality and self-control feed off each other and this prompts the question as to what may be driving both spirituality and self-control? They can come through building of institutions. Where the families enforce discipline and at the same time allow inner growth. Where there is selection: you do not want even one bad apple to spoil the rest. Where there is punishment for sinning and incentive for being disciplined. Where there is more stick for vices that are addictive and have greater spillovers. Where there are more carrots for giving up choco-chip cookies. Where these rules are clear to everyone from an early stage. Where there is a sense of community such that everyone can monitor each other. Only then, can we move towards a utopian world.

Yet again, the paradox is that in order to build such institutions, one needs enormous willpower.


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