Robin Hanson wrote:
> The lack of property rights can *both* result in too few projects, and 
> in the projects that are done being done too early. 
> 
> A research project has a private return and a social return.  With 
> positive net externality, the social return is larger, and so if the 
> private return is too low, the project may never be undertaken, even
> though the social return may have been very high.   
> 
> If the project is ever undertaken, however, the expected private return
> won't be above the market private return, if enough competitors can do
> the project.  This is due to the race I talked about.
But even with property rights (i.e. patents), the typical investor 
who sets out to develop a new product can't expect a return 
substantially above the market return, can he? As you say:"while one 
group now has the right to make the next Batman movie sequel, there 
have long been open contests to create popular movie series, and 
popular comic strips." 
In what way does the presence or absence of property rights make a 
difference to the growth of the total amount of value that the world 
contains? I understand that property rights  can internalize a 
fraction of the socially beneficial effects or research and 
innovation, by granting people a temporary monopoly on the 
products they have developed. This should boost growth, since it 
gives people an added incentive to do R&D. (It has even been 
hypothesized that the rapid economic growth in the last century or 
twowas caused by the introduction of patent rights.) Are you 
saying that in addition to this effect there is another effect, 
namely that property rights prevent investors from engaging in a race 
to first in which they burn up excess returns? If so, are these 
wasted excess returns only their private returns, or does it adversly 
affect society as a whole. (If it does not adversly affect society as 
a whole, how can it prevent rapid growth in what you call the low 
demand mode?)
_____________________________________________________
Nick Bostrom
Department of Philosophy, Logic and Scientific Method
London School of Economics
n.bostrom@lse.ac.uk
http://www.hedweb.com/nickb
Received on Wed Apr 22 00:52:10 1998
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