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Re: st: wbopendata
From
Nick Cox <[email protected]>
To
[email protected]
Subject
Re: st: wbopendata
Date
Thu, 29 Mar 2012 10:19:12 +0100
The explanation of -wbopendata- was embedded in the code given. Sorry
that I didn't notice that first time round.
On Thu, Mar 29, 2012 at 10:14 AM, Nick Cox <[email protected]> wrote:
> -sysuse dir- is for listing example Stata datasets installed with
> Stata, i.e. those that come with the purchased product. -world-d-
> doesn't qualify.
>
> -wbopendata- and -spmap- are user-written from SSC, as you are asked
> to explain.
>
> Nick
>
> 2012/3/29 Dr. Chuntao Li <[email protected]>:
>
>> I am new to the package wbopendata, can someone tell me why i cannot execuate the following code?
>>
>> sysuse world-d, clear
>>
>> i was trying to run the following example program, which can be find if you type "help wbopendata"
>>
>>
>> tempfile tmp
>> wbopendata, language(en - English) indicator(it.cel.sets.p2) long clear latest
>> sort countrycode
>> save `tmp', replace
>> sysuse world-d, clear
>> merge countrycode using `tmp'
>> sum year
>> local avg = string(`r(mean)',"%16.1f")
>> spmap it_cel_sets_p2 using "world-c.dta", id(_id) ///
>> clnumber(20) fcolor(Reds2) ocolor(none ..) ///
>> title("Mobile cellular subscriptions (per 100 people)", size(*1.2)) ///
>> legstyle(3) legend(ring(1) position(3)) ///
>> note("Source: World Development Indicators (latest available year: `avg') in ///
>> Azevedo, J.P. (2011) wbopendata: Stata module to " "access World Bank databases, ///
>> Statistical Software Components S457234 Boston College Department of Economics.", size(*.7))
>>
>>
>> by execuate "sysuse dir", we find the following system data files:
>>
>> auto.dta cancer.dta educ99gdp.dta network1a.dta sandstone.dta tsline2.dta xtline1.dta
>> autornd.dta census.dta gnp96.dta nlsw88.dta sp500.dta uslifeexp.dta
>> bplong.dta citytemp.dta lifeexp.dta nlswide1.dta surface.dta uslifeexp2.dta
>> bpwide.dta citytemp4.dta network1.dta pop2000.dta tsline1.dta voter.dta
>>
>> There is no such a file named "world-d.dta", but why?
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