diff --git a/02-data/processed/extracted.csv b/02-data/processed/extracted.csv
index 3d61a7b..6cd681b 100644
--- a/02-data/processed/extracted.csv
+++ b/02-data/processed/extracted.csv
@@ -61,12 +61,12 @@ Wang2016,"Wang, J., & Van Vliet, O.",2016,"Social Assistance and Minimum Income
 Sotomayor2021,"Sotomayor, Orlando J.",2021,Can the minimum wage reduce poverty and inequality in the developing world? Evidence from Brazil,World Development,https://doi.org/10.1016/j.worlddev.2020.105182,article,economics,Brazil,1995-2015,12.0,implicit,workers,national administrative surveys Monthly Employment survey (PME),quasi-experimental,difference-in-difference estimator,40000.0,household,"national, census",1.0,,"survey data limited to per dwelling, can not account for inhabitants moving",,minimum wage,1,0,0,income,0.0,0.0,poverty,within three months of minimum wage increases poverty declined by 2.8%,,-1.0,2.0,5.0,3.0
 Sotomayor2021,"Sotomayor, Orlando J.",2021,Can the minimum wage reduce poverty and inequality in the developing world? Evidence from Brazil,World Development,https://doi.org/10.1016/j.worlddev.2020.105182,article,economics,Brazil,1995-2015,12.0,implicit,workers,national administrative surveys Monthly Employment survey (PME),quasi-experimental,difference-in-difference estimator,40000.0,household,"national, census",1.0,,"survey data limited to per dwelling, can not account for inhabitants moving",,minimum wage,1,0,0,income,0.0,1.0,Gini coeff,inequality declined by 2.4%; decreasing impact over time; diminishing returns when minimum is high relative to median earnings,unemployment costs (job losses) overwhelmed by benefits (higher wages); but inelastic relationship of increase and changes in poverty,-1.0,2.0,5.0,3.0
 Al-Mamun2014,"Al-Mamun, A., Wahab, S. A., Mazumder, M. N. H., & Su, Z.",2014,Empirical Investigation on the Impact of Microcredit on Women Empowerment in Urban Peninsular Malaysia,Journal of Developing Areas,https://doi.org/10.1353/jda.2014.0030,article,development,Malaysia,2011,2.0,implicit,women,structured face-to-face interviews,quasi-experimental,"cross-sectional stratified random sampling; OLS, multiple regression analysis",242.0,individual,"subnational, urban",1.0,"household economic portfolio model (Chen & Dunn, 1996)",can not establish full experimental design,,microcredit; training,0,0,1,gender; income,1.0,0.0,empowerment index (personal savings; personal income; asset ownership),increase in household decision-making for women; increase in economic security for women; constrained by inability for individuals to obtain loans,individual access to finance; collective agency increase through meetings and training,1.0,2.0,3.0,2.0
-Ahumada2023,"Ahumada, P. P.",2023,"Trade union strength, business power, and labor policy reform: The cases of Argentina and Chile in comparative perspective",International Journal of Comparative Sociology,https://doi.org/10.1177/00207152231163846,article,sociology,global,,,,,,,,,,,0.0,,,PRELIMINARY EXTRACTION; EXTRACTION HAD TO CODE CLASS POWER INEQUALITY AS INCOME BASED INEQUALITY,collective action (unionization),1,0,0,income,,,political power,more unequal political power distribution hinders processes of collective organisation,,,,0.0,0.0
-Alexiou2023,"Alexiou, C., & Trachanas, E.",2023,The impact of trade unions and government party orientation on income inequality: Evidence from 17 OECD economies,Journal of Economic Studies,https://doi.org/10.1108/JES-12-2021-0612,article,economics,global,,,,,,,,,,,,power resources theory,"can not account for individual drivers such as collective bargaining, arbitration, etc",PRELIMINARY EXTRACTION,collective action (trade unionization),1,1,0,income; gender,,,Gini coeff,unionization strongly related with decreasing income inequality; right-wing institutional contexts related with increased income inequality,redistribution of political power under unions; weak unionization increases post-redistribution inequality,,,0.0,0.0
-Cardinaleschi2019,"Cardinaleschi, S., De Santis, S., & Schenkel, M.",2019,Effects of decentralised bargaining on gender inequality: Italy,Panoeconomicus,https://doi.org/10.2298/PAN1903325C,article,economics,Italy,,,,,,,,,,,0.0,,,PRELIMINARY EXTRACTION,collective action (collective bargaining),1,1,0,gender; income,1.0,1.0,income shares,collective negotiation practices address gender gap marginally significantly; need to be supplemented by policies considering human-capital aspects,occupational segregation into feminized industries,1.0,1.0,0.0,0.0
-Coutinho2006,"Coutinho, M. J., Oswald, D. P., & Best, A. M.",2006,Differences in Outcomes for Female and Male Students in Special Education,Career Development for Exceptional Individuals,https://doi.org/10.1177/08857288060290010401,article,education,United States,1972-1994,72.0,implicit,young women with disabilities,National Education Longitudinal Study (NELS-88),quasi-experimental,,13391.0,individual,national,0.0,,sample does not include students with more severe impairments due to requirement of self-reporting; selection based on parent-reporting may introduce bias,more men than women in skilled/technical positions across all groups; PRELIMINARY EXTRACTION,education (special needs),0,1,0,disability; gender; income; age,1.0,0.0,"female employment ratio, female income ratio","females with disabilities less likely to be employed, and earned less than males with disability; females less likely to obtain high school diploma; more likely to be biological parent","men employed more months, more hours per week than women; largest income difference in special education and low achievers",-1.0,2.0,4.0,0.0
-Dieckhoff2015,"Dieckhoff, M., Gash, V., & Steiber, N.",2015,Measuring the effect of institutional change on gender inequality in the labour market,Research in Social Stratification and Mobility,https://doi.org/10.1016/j.rssm.2014.12.001,article,sociology,global,,,,,,,,,,,,,averaged across national contexts may obscure specific insights,PRELIMINARY EXTRACTION; MISSING EXTRACTION OF DEREGULATION OF TEMPORARY CONTRACTS; FAMILY POLICIES,collective action (unionization),0,1,0,gender,,,employment,men and women increased standard employment contracts with increased unionization; female employment does not decrease,increased standard employment contract probability,1.0,2.0,0.0,0.0
-Ferguson2015,"Ferguson, J.-P.",2015,The control of managerial discretion: Evidence from unionization’s impact on employment segregation,American Journal of Sociology,https://doi.org/10.1086/683357,article,sociology,United States,,,implicit,women workers,,quasi-experimental,,,,,0.0,,most of effects may be caused by unsobservables,PRELIMINARY EXTRACTION;,collective action (unionization),0,1,1,gender; ethnicity,1.0,0.0,employment,"stronger unionization associated with more women and minorities in management, but only marginally significant",possible self-selection into unionization,1.0,1.0,0.0,0.0
-Mukhopadhaya2003,"Mukhopadhaya, P.",2003,Trends in income disparity and equality enhancing (?) education policies in the development stages of Singapore,International Journal of Educational Development,https://doi.org/10.1016/S0738-0593(01)00051-7,article,education,Singapore,,,,,,,,,,,,,higher education institutional context may make generalizability outside Singapore harder,only contains labour market ancillary outcomes but strong arguments for generational inequalities; PRELIMINARY EXTRACTION,education,0,1,0,migration; generational; income; ethnicity,1.0,1.0,Gini coeff; Theil index; relative mean income,non-uniform representation of academic abilities across parental education backgrounds; education interventions may exacerbate income inequality through bad targeting,primary income inequality for migrants through between-occupational inequality; advantaged income brackets also advantaged in educative achievement brackets; system of financing higher education in Singapore further disadvantages poorer households,1.0,2.0,0.0,0.0
-Shin2006,"Shin, J., & Moon, S.",2006,"Fertility, relative wages, and labor market decisions: A case of female teachers",Economics of Education Review,https://doi.org/10.1016/j.econedurev.2005.06.004,article,economics,United States,1968-1988,,implicit,female teachers,National Longitudinal Survey of the Young Women,,,2712.0,individual,,,,"looks at strictly female sample, can not account for changes relative to men",PRELIMINARY EXTRACTION,education; regulation (relative wage-setting),1,1,0,gender,1.0,1.0,employment (FLFP rate),"higher relative wages significantly increase FLFP for female teachers; presence of new-born baby significantly decreases FLFP, significantly more than non-teachers; does not have effect on teacher/non-teacher selection",most relevant determinant for FLFP as teacher is college major in education; education level significant determinant; higher baby-exit effect may be due to relatively temporary lower wage loss for teachers,,,0.0,0.0
+Ahumada2023,"Ahumada, P. P.",2023,"Trade union strength, business power, and labor policy reform: The cases of Argentina and Chile in comparative perspective",International Journal of Comparative Sociology,https://doi.org/10.1177/00207152231163846,article,sociology,global,2009-2017,,,,time-series cross-sectional database for collective labour rights and class power disparity,quasi-experimental,OLS; Arellano estimator,78.0,country,regional,0.0,power resource theory,limited 2-observation dataset per country; potential remaining measurement bias due to concurrent shocks,,collective action (unionization),1,0,0,income,0.0,1.0,Freedom of Association and Collective Bargaining (FACB) and violation index coding,more unequal political power distribution hinders processes of collective organisation,,,,4.0,2.0
+Alexiou2023,"Alexiou, C., & Trachanas, E.",2023,The impact of trade unions and government party orientation on income inequality: Evidence from 17 OECD economies,Journal of Economic Studies,https://doi.org/10.1108/JES-12-2021-0612,article,economics,Australia; Austria; Belgium; Canada; Denmark; Finland; France; Germany; Italy; Japan; Netherlands; New Zealand; Norway; Spain; Sweden; United Kingdom; United States,2000-2016,,,,Standardized World Income Inequality Database (SWIID) OECD panel data,quasi-experimental,"panel fixed effects approach, Driscoll and Kraay non-parametric covariance matrix estimator",18.0,country,regional,1.0,power resources theory,"can not account for individual drivers such as collective bargaining, arbitration, etc",,collective action (trade unionization),1,1,0,income; gender,0.0,1.0,"Gini coeff (equivalized household disposable income, market income, manufacturing pay)",unionization strongly related with decreasing income inequality; right-wing institutional contexts related with increased income inequality,redistribution of political power under unions; weak unionization increases post-redistribution inequality,-1.0,2.0,4.0,0.0
+Cardinaleschi2019,"Cardinaleschi, S., De Santis, S., & Schenkel, M.",2019,Effects of decentralised bargaining on gender inequality: Italy,Panoeconomicus,https://doi.org/10.2298/PAN1903325C,article,economics,Italy,2014,,,,Linked Employer Employees Data from Structure of Earnings Survey,quasi-experimental,OLS; Oaxaca-Blinder & Juhn-Murphy-Pierce decompositions,,firm,national; census,0.0,gender endowment discrimination; glass ceiling wage-setting institutions,Only a short-term decomposition of mostly cross-sectional dataset,,collective action (collective bargaining),1,1,0,gender; income,1.0,1.0,income shares,collective negotiation practices address gender gap marginally significantly; need to be supplemented by policies considering human-capital aspects,occupational segregation into feminized industries,1.0,1.0,5.0,2.0
+Coutinho2006,"Coutinho, M. J., Oswald, D. P., & Best, A. M.",2006,Differences in Outcomes for Female and Male Students in Special Education,Career Development for Exceptional Individuals,https://doi.org/10.1177/08857288060290010401,article,education,United States,1972-1994,72.0,implicit,young women with disabilities,National Education Longitudinal Study (NELS-88),quasi-experimental,OLS; linear and two-step multinomial logistic regression,13391.0,individual,national,0.0,,sample does not include students with more severe impairments due to requirement of self-reporting; selection based on parent-reporting may introduce bias,more men than women in skilled/technical positions across all groups,education (special needs),0,1,0,disability; gender; income; age,1.0,0.0,"female employment ratio, female income ratio","females with disabilities less likely to be employed, and earned less than males with disability; females less likely to obtain high school diploma; more likely to be biological parent","men employed more months, more hours per week than women; largest income difference in special education and low achievers",-1.0,2.0,4.0,2.0
+Dieckhoff2015,"Dieckhoff, M., Gash, V., & Steiber, N.",2015,Measuring the effect of institutional change on gender inequality in the labour market,Research in Social Stratification and Mobility,https://doi.org/10.1016/j.rssm.2014.12.001,article,sociology,Austria; Belgium; Czechia; Denmark; Finland; France; Germany; Greece; Hungary; Italy; Netherlands; Norway; Poland; Portugal; Slovakia; Spain; Sweden; and the UK,1992-2007,192.0,,,"repeat cross-sectional data, national survey dataset European Labour Force Survey",quasi-experimental,"two-step multilevel modelling; OLS; multinomial logistic regression, fixed effects approach",18.0,country,national,1.0,,averaged across national contexts may obscure specific insights,PRELIMINARY EXTRACTION; EXTRACTION OF DEREGULATION OF TEMPORARY CONTRACTS; FAMILY POLICIES,collective action (unionization),0,1,0,gender,,,employment,men and women increased standard employment contracts with increased unionization; female employment does not decrease,increased standard employment contract probability,1.0,2.0,4.0,2.0
+Ferguson2015,"Ferguson, J.-P.",2015,The control of managerial discretion: Evidence from unionization’s impact on employment segregation,American Journal of Sociology,https://doi.org/10.1086/683357,article,sociology,United States,1984-2010,,implicit,women workers,"AFL-CIO, NLRB datasets, amended with Current Population Survey",quasi-experimental,regression-discontinuity RD test,50000.0,individual,national,1.0,,most of effects may be caused by unsobservables,,collective action (unionization),0,1,1,gender; ethnicity,1.0,0.0,employment,"stronger unionization associated with more women and minorities in management, but only marginally significant",possible self-selection into unionization,1.0,1.0,4.0,4.5
+Mukhopadhaya2003,"Mukhopadhaya, P.",2003,Trends in income disparity and equality enhancing (?) education policies in the development stages of Singapore,International Journal of Educational Development,https://doi.org/10.1016/S0738-0593(01)00051-7,article,education,Singapore,1980-1995,,,,"Census Reports, Yearbook of Statistics Snagopre",observational,regressions with multivariate decomposition,,,"national, census",0.0,,higher education institutional context may make generalizability outside Singapore harder,only contains labour market ancillary outcomes but strong arguments for generational inequalities; PRELIMINARY EXTRACTION,education,0,1,0,migration; generational; income; ethnicity,1.0,1.0,Gini coeff; Theil index; relative mean income,non-uniform representation of academic abilities across parental education backgrounds; education interventions may exacerbate income inequality through bad targeting,primary income inequality for migrants through between-occupational inequality; advantaged income brackets also advantaged in educative achievement brackets; system of financing higher education in Singapore further disadvantages poorer households,1.0,2.0,5.0,0.0
+Shin2006,"Shin, J., & Moon, S.",2006,"Fertility, relative wages, and labor market decisions: A case of female teachers",Economics of Education Review,https://doi.org/10.1016/j.econedurev.2005.06.004,article,economics,United States,1968-1988,,implicit,female teachers,National Longitudinal Survey of the Young Women,quasi-experimental,fixed effects panel regressions; panel probit estimation,2712.0,individual,national,0.0,,"looks at strictly female sample, can not account for changes relative to men",,education; regulation (relative wage-setting),1,1,0,gender,1.0,1.0,employment (FLFP rate),"higher relative wages significantly increase FLFP for female teachers; presence of new-born baby significantly decreases FLFP, significantly more than non-teachers; does not have effect on teacher/non-teacher selection",most relevant determinant for FLFP as teacher is college major in education; education level significant determinant; higher baby-exit effect may be due to relatively temporary lower wage loss for teachers,1.0,2.0,4.0,0.0