Re: privatize parking spaces - market failure?

2002-02-20 Thread Fred Foldvary

--- Gustavo Lacerda (mediaone) [EMAIL PROTECTED] wrote:
 What if you're parked at home, and there is an unexpected shortage of
 spaces?

If you are at home in your garage or driveway, there is no parking meter
charge.  But if you are in front of your home in a public street with meters,
then, yes, you pay the current market rate.  It is not your property.

 If you're surprised by an $800 charge for an unusually tight night,

You need not be surprised if you check what the current hourly rate is.  If
you leave your car for long periods of time without checking the rate, yes,
you could be surprised by the bill, but then you should know in advance that
you are vulnerable to a variable charge.  Metered parking is supposed to be
short term.  If you want to park for a long time, either park in your
driveway or go to a parking lot or parking structure where they have fixed
rates.  Your example is extremely unlikely, since at night there is usually
plenty of parking.

 (A) A system in which the driver gets a short-duration, (say 24h or 10h,
 it's the driver's choice) lease for the spot. The price for available
 spaces
 fluctuates, but once you park (i.e. sign the lease), the terms of the lease
 become fixed.

That would be fine for a parking structure.  But street parking requires
availability, which is best met with a dynamic fee that eliminates
congestion.  Street parking is meant for short periods of time.  High rates
imply that is what folks are willing to pay.  If you are not willing, don't
park there.  Continuously high rates become a signal to provide more parking.

Fred Foldvary

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Re: privatize parking spaces - market failure?

2002-02-20 Thread James Haney

Robin Hanson wrote:

Why not let those who want to trade parking futures?

This is an interesting, clever suggestion, but it still strikes me as a bit Rube
Goldberg-ish.

I have a feeling that regardless of the state of current or future technology, a
preannounced, fixed (but occasionally modified) tariff of parking rates that is
set at the proper level will bring almost as much gain in efficiency as a
variable tariff but at a significantly lower social cost (especially when search
costs and customer frustration are considered).

After all, if variable pricing were such a wonderful idea, wouldn't supermarkets
charge $20/gallon for milk whenever the TV weatherman said that a blizzard was
coming?

I'm not convinced that the technology to make a variable tariff economically
optimal really exists yet (or if it exists it's not ready for prime time).  It's
not enough to have meters that can set real-time efficient prices; it's also
necessary to have some convenient way for customers to find out what those prices
are at any moment (presumably an Internet connection in your car or something
equivalent).  Otherwise, you wind up driving around stopping at parking spaces to
look at the fare and then having to go somewhere else and repeat the process
until you find a space that costs a price you're willing to pay, and all the
while you curse the person who thought up this crazy parking system that has all
sorts of empty parking spaces that you can't use.

I suspect that parking meter owners would find it more profitable to have a
preannounced tariff.  This wireless information service in your car will cost
money, which will lower the money that customers can spend in parking meters.  A
fixed tariff would allow the owners to capture more of the social surplus.  Also,
fewer customers would be alienated into never coming back.

Respectfully,
James Haney




Re: privatize parking spaces - market failure?

2002-02-19 Thread Fred Foldvary

--- Gustavo Lacerda [EMAIL PROTECTED] wrote:
 Are you suggesting a system that is sensitive to the market conditions at
 the exact moment in time (i.e. dynamically priced)?

Yes.

 but such a system would be hard to implement.

The technology already exists.

 Can you 
 think of an existing analogous system in a similar market?

Toll roads that charge according to how much congestion there is.
Computer systems where users bid for time.
Any kind of auction system for renting a resource during some time.

 Would there be a bound to the charge per time? 

No.  The charge should be just high enough to eliminate congestion so that
there is usually a parking space within one or two blocks.

 The parking spaces would be 
 more attractive if they offered some sort of guarantee.

The guarantee is to be able to find a space.
That is what the parkers would pay for, the highest bidders getting the space
during those times.

Fred Foldvary

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Re: privatize parking spaces - market failure?

2002-02-19 Thread James Haney

I've been sitting back on this, but now I have to enter the debate...

A fully floating tariff for parking meters that is entirely based on reducing
congestion may be efficient, but it is a false efficiency.  People want to
have a general idea when they get in their car to go somewhere as to how much it
will cost to park.  Refusing to provide this information to customers is not
efficient.  It's true that with a preannounced price schedule, you cannot
completely eliminate congestion, but the goal should not be to eliminate
congestion but to achieve the optimal level of congestion.  Occasional
congestion as a result of unforeseen circumstances is no big deal; it is
regular, predictable congestion that we should be trying to eliminate.  (This
goes for toll roads, too.)

I think some of the more interesting possibilities with privatized parking
spaces would be:

1)  The possibility of local business to validate (i.e., provide discounts for)
the parking of customers who park on their street.

2)  A potential reduction in NIMBY-ism.  When I was living in San Antonio,
Texas, they were in the process of designing the Alamodome.  There was a big
outcry among residents near where that building was going to be located that the
stadium was not building enough parking spaces.  I met a guy involved in the
project who said, Ideally, we shouldn't build ANY parking because then people
would automatically look for somewhere else to park instead of circling around
an already full parking lot.  The residents didn't like the idea of their
neighborhoods being regularly invaded by large numbers of basketball fans (some
of whom would likely be inebriated).  Well, if the neighborhoods owned the
parking meters and could charge, say $20/hour whenever the Spurs played, they
might be a little less upset about all this.

Respectfully,
James Haney




Re: privatize parking spaces - market failure?

2002-02-17 Thread Gustavo Lacerda

On Friday 15 February 2002 23:55, you wrote:
 --- Gustavo Lacerda (mediaone) [EMAIL PROTECTED] wrote:
  What if cities decided to privatize on-street parking spaces?
 
  I imagine that this could be a market failure in mixed
  residential-commercial neighbourhoods. The reasoning is that most cars
  spend the night at residences and the day at business locations.

 The market solution would be electronic parking meters that flexibly charge
 just enough to avoid congestion at any time of day or night.


Are you suggesting a system that is sensitive to the market conditions at the 
exact moment in time (i.e. dynamically priced) ? This is the kind of solution 
I was looking for, but such a system would be hard to implement. Can you 
think of an existing analogous system in a similar market?
Would there be a bound to the charge per time? The parking spaces would be 
more attractive if they offered some sort of guarantee.

Gustavo



Re: privatize parking spaces - market failure?

2002-02-17 Thread fabio guillermo rojas


I understand that some toll roads charge more during rush hour.
It's not as sensitive a mechanism as Fred suggested, but it's
not bad. Fabio

 I was looking for, but such a system would be hard to implement. Can you 
 think of an existing analogous system in a similar market?
 Would there be a bound to the charge per time? The parking spaces would be 
 more attractive if they offered some sort of guarantee.
 
 Gustavo
 




Re: privatize parking spaces - market failure?

2002-02-15 Thread john hull

I can't comment on the market failure, but watching a
morning parking-space auction might be fun.
-jsh



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Re: privatize parking spaces - market failure?

2002-02-15 Thread Fred Foldvary

--- Gustavo Lacerda (mediaone) [EMAIL PROTECTED] wrote:
 What if cities decided to privatize on-street parking spaces?
 
 I imagine that this could be a market failure in mixed
 residential-commercial neighbourhoods. The reasoning is that most cars
 spend the night at residences and the day at business locations. 

The market solution would be electronic parking meters that flexibly charge
just enough to avoid congestion at any time of day or night.

Fred Foldvary


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