0301-7036
0301-7036
S0301-70362021000400133
10.22201/iiec.20078951e.2021.207.69725
Ecuador
00
12
2021
00
12
2021
52
207
133
156
[
2013
]
[
2011
]
[
2010
19
]
[
2011
126
126
]
[
2001
]
[
2012
40
1
1
]
[
2016
]
[
1986
4
2
2
]
[
1994
257-98
]
[
2013
]
[
2014
24-42
]
[
2015
44
44
]
[
2008
374
9615
9615
]
[
2009
374
9706
9706
]
[
2010
]
[
2014
6
6
]
[
2013
6
2
2
]
[
2014
12
]
[
1993
]
[
2012
]
[
2016
]
[
2020
143
143
]
[
2010
]
[
2008
8
2
2
]
[
UNICEF
2012
]
[
2006
13
63-80
]
[
2014
]
[
World Bank
2015
]
[
World Bank
2017
]