Re: Why is a dollar today worth more than a dollar tomorrow?

2003-12-05 Thread Tyl
In order for the government to borrow money, they
would need to provide an incentive for the savers to
lend.  Example, if you want to borrow from me what
incentive would I have to lending you my money?


--- john hull [EMAIL PROTECTED] wrote:
 For some reason, I can't get it straight in my head
 why the risk-free rate of interest would be higher
 than zero.

 Does it really come from the fact that some people
 wish to consume today but can't, so they purchase
 current consumption from suppliers, i.e. lenders,
 and
 the interest rate is just the price in that
 particular
 market?  Or is there something different, or deeper,
 or whatever going on?



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Re: Why is a dollar today worth more than a dollar tomorrow?

2003-12-05 Thread Sampo Syreeni
On 2003-12-05, john hull uttered:

For some reason, I can't get it straight in my head why the risk-free
rate of interest would be higher than zero.

The easiest example I know of is, would you be happy saving all of your
income for the next year, without receiving a formidable compensation?
That'd kill you, after all, because eating is consumption. This shows us
that people have at least some urgent desires which aren't interchangeable
with longer term ones.
--
Sampo Syreeni, aka decoy - mailto:[EMAIL PROTECTED], tel:+358-50-5756111
student/math+cs/helsinki university, http://www.iki.fi/~decoy/front
openpgp: 050985C2/025E D175 ABE5 027C 9494 EEB0 E090 8BA9 0509 85C2


Re: Why is a dollar today worth more than a dollar tomorrow?

2003-12-05 Thread Fred Foldvary
 On 2003-12-05, john hull uttered:
 For some reason, I can't get it straight in my head why the risk-free
 rate of interest would be higher than zero.

 The easiest example I know of is, would you be happy saving all of your
 income for the next year, without receiving a formidable compensation?
 Sampo Syreeni, aka decoy - mailto:[EMAIL PROTECTED], tel:+358-50-5756111

That does not explain it, because many folks would save SOME of their
income even if the interest rate were zero.
Fred Foldvary



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Re: Why is a dollar today worth more than a dollar tomorrow?

2003-12-05 Thread Marko Paunovic
 Let's see first what the risk-free interest rate really is. It depends on
 two conditions. One condition is that the borrower will certainly repay the
 money. The other condition is that the lender will certainly be alive to
 collect it when the time comes. That is probably the strongest reason why
we
 prefer current consumption. We are just not sure whether we will be alive
 tomorrow. For the sake of argument, let's assume that people can't die.

 As I see it, money still has many uses. One of them is investing in a
 factory. So, I could build a factory and make some profit. In a risk-free
 world I can't fail. I might make small profit, but as long as it is
 positive, I am not willing to lend the money to somebody else for free.

 - Original Message -
 From: john hull [EMAIL PROTECTED]
 To: [EMAIL PROTECTED]
 Sent: Friday, December 05, 2003 16:29 PM
 Subject: Why is a dollar today worth more than a dollar tomorrow?


  For some reason, I can't get it straight in my head
  why the risk-free rate of interest would be higher
  than zero.
 
  Does it really come from the fact that some people
  wish to consume today but can't, so they purchase
  current consumption from suppliers, i.e. lenders, and
  the interest rate is just the price in that particular
  market?  Or is there something different, or deeper,
  or whatever going on?
 
 
 
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  Do you Yahoo!?
 Free Pop-Up Blocker - Get it now
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Re: Why is a dollar today worth more than a dollar tomorrow?

2003-12-05 Thread Fred Foldvary
--- Marko Paunovic [EMAIL PROTECTED] wrote:

   In a risk-free
  world I can't fail.

Risk-free interest is quite different from a risk-free world.
We need to assume the usual risky world, but a loan that is sure to be
repaid and with the interest sure to be paid, which US treasury bonds
currently come close to.

Fred Foldvary

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Re: Why is a dollar today worth more than a dollar tomorrow?

2003-12-05 Thread Marko Paunovic
OK. Then, as long as the expected profit from building a factory is higher
than zero, I would not lend the money at zero interest rate.

Maybe to make a point more clear. As long as there is some opportunity for
me to invest in a project with positive expected profits (whatever it is -
building a factory, running a restaurant...) I would not lend the money at
zero interest rate. And not just that. If I am really good at what I do, I
would probably need some extra cash so I would be willing to pay someone to
lend me that cash. As long as people are reasonably risk-averse, they will
prefer giving money to me and risking it than giving it to someone else for
free with no risk.

So, if you assume that there is only one way of lending the money risk-free,
while other ways are risky, there will always be someone who is willing to
take that risk and be compensated for it. But then, it looks like a real
world... That is why I assumed we live in a risk-free world.

I guess the short answer to the question Why is a dollar today worth more
than a dollar tomorrow? is Because there are some people who know how to
take $1 today, transform it in $2 tomorrow and pay up to $1 for that.

Marko

- Original Message -
From: Fred Foldvary [EMAIL PROTECTED]
To: Marko Paunovic [EMAIL PROTECTED]; [EMAIL PROTECTED]
Sent: Friday, December 05, 2003 21:58 PM
Subject: Re: Why is a dollar today worth more than a dollar tomorrow?



 --- Marko Paunovic [EMAIL PROTECTED] wrote:

In a risk-free
   world I can't fail.

 Risk-free interest is quite different from a risk-free world.
 We need to assume the usual risky world, but a loan that is sure to be
 repaid and with the interest sure to be paid, which US treasury bonds
 currently come close to.

 Fred Foldvary

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 [EMAIL PROTECTED]