Monday, November 7, 2016

MBS di negara Brazil



Beginning in 1992, sevwral states in Brazil experimented with varying forms and degrees of SBM. Three kay innovations stand out in the Brazilian experience wiht SMB:
a.       School have been Gide financial autonomy
b.      Principals are elected democratically by school officials, parent, and students or are competitively appointed by local goverments via examination (or a combination of both);
c.       Council are established in the school to coordinate and evaluate the schools pedagogical, administrative, and financial.
The school Council comprise the principal, representatives of teachers and other staf, and representetives of parents and students. Only four states implemented all Three reformis in a coordinated way-Minas Garais, Rio Grande do Norte, Espirito Santo, and Mato grasso do sul (paes de Barros and Mendonce 1998).

Paes de barros and mendenca used census, household survey, and evaluation date from the national basic Education system to carry out an empirical invetigation into the efects of the thee SBM innovations on student achievement. They Measured the effects by assessing students average performance in mathematcs, language, and science in grades 1,3,5, and 7 in each school. The authors included such control variables as mean per capita family income, average teacher quality, and average Educational attainment. The unit of analysis was the state, and the time periode for the study was 1981-93. The authors empirical strategy wa to compre state preformance on various outcames by using ecch state’s that the financial autinomy reformis did not lead to Bette student performance ( Barros and Mendence, 1998).
Another set of SBM reforms began in 1998, and by 2001 it had reached more than 5600 schools. These reforms, known as the PDE, Wet designed to make schools more responsive to students and their communities. Under PDE, schools engage in a self-evaluation, develop a school plan focusing on two or Three, and design actions to enhance them. A program created by the ministry of Education to strengthem the school-fundescola-provides funds to support the gooals and projects of PDE schools (CARNOY ET AL, 2008).
Carnoy et all’s evaluation of the PDE fount that, although the program did affect what went on in school, it did not appear to have any significant effect on protuguese lauguage and mathematics test scores. Within all PDE school , however, those school that received more funds did appear to improve their test schores then did those receiving fewe funds. Of all the spending catagories, spending on learning materials and on school furniture appears to have had the greatest affects on learning.
Conroy et al. Used a rich longitudinal date set covering 1990-2002, which included PDE schools and a matched det of non-PDE school. The author’s multivariate analysis approach controlled for freexisting differences across schools in PDE exposure, individual and family characteristics, techer and school characteristics, and parents’ selection of school. This last variabel was used to address address Concern that sample selection might bias the results.
When studying the effects of the Brazilian reforms on dropout, failure, and reoetition rates, paes de Barros and Mendonca (1998) found that Educational preformance tends to te batter in Place where principals are elected by school afficials, parants, and students aver age 16 where school have been granted financial autonomy; or where school Council have been established. To control for unobserved heterogeneity, the authors included a series of Control to try to capture any relevant omitted variables, which reduced the magnitude and significance of the aforementioned effects. The only outcome for which the results appeared robust to the introduction of additional control was repetition rates. Including additional Control highligted the that granting school Council or electing principals. The authors concluded that their results showed these innovations had a generally positive but modest impact on Educational performance brorally defined. As to which innovation is the most promosing, the authors attached more significance to financial autonomy and much less significance to thr Election of principals.
It should be noted that all analyses were done at the state level, this probably masks important within-state variance in SBM practices and outcomes that might lead to different results. In addition, although the introduction of additional control and fixed effects is likely to have taken care of a substantial fraction of the unobserved heterogeneity, questions remain about whether these variables adequately covered the range of unobserved variables, particularly time-variant ones.
Also, carmoy et al. (2008) found that participation in PDE improved passing rates for Brazilian students ing grades 5-8 by almost 10 percent. PDE participation had no statistically discenable affect on student attendence or dropout rates.

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