Hartwig, R.

crisis child children malawi effect household child mortality food crisis mortality health district group price impact control malnutrition 0.000 result treatment 2002 food crisis mother maize study shock region measure z-score development food aid control group birth fewsnet 3 3 non-affected districts paper country report food security report non-affected estimate status food shortages period research shortage education assessment section difference production percent strategy variable market drought anthropometric measures indicator analysis information figure number estimation consequence survey world anthropometric population treatment group control variables fewsnet project weight-for-height famine level child health policy month height-for-age evidence outcome devereux