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Constrained firms, not subsistence activities : evidence on capital returns and accumulation in Peruvian microenterprises (English)

Authors investigate the size of returns to capital and the determinants of capital accumulation in microenterprises (MEs) in a developing country context. ... See More +

Other Social Protection Study 77928 MAR 01, 2013

Gobel, Kristin; Grimm, Michael; Lay, Jann Disclosed

Kinship-ties and entrepreneurship in Western Africa (English)

Small entrepreneurs in poor countries achieve relatively high marginal returns to capital but show only low re-investment rates. The literature is rather inconclusive about the possible causes. ... See More +

Other Social Protection Study 77936 FEB 01, 2013

Grimm, Michael; Gubert, Flore; Koriko, Ousman; Lay, Jann; Nordman, Christophe J. Disclosed

How much does utility access matter for the performance of micro and small enterprises? (English)

The empirical evidence of the economic benefits of different utilities such as electricity, telecommunications and water is mixed and, in the case of micro and small enterprises, relatively thin. ... See More +

Working Paper 77935 NOV 01, 2012

Grimm, Michael; Hartwig, Renate; Lay, Jann Disclosed

Credit constrained in risky activities? : the determinants of capital stocks of micro and small firms in Western Africa (English)

Micro and Small Enterprises (MSEs) in developing countries are typically considered to be severely credit constrained. Additionally, high business risks may partly explain why capital stocks of MSEs remain low. ... See More +

Working Paper 77923 MAY 01, 2012

Grimm, Michael; Lange, Simon; Lay, Jann Disclosed

Constrained gazelles : high potentials in West Africa's informal economy (English)

The informal sector is typically characterized as being very heterogeneous and possibly composed of two clearly distinct segments, sometimes called the lower and upper tier. ... See More +

Working Paper 77926 MAR 01, 2012

Grimm, Michael; Knorringa, Peter; Lay, Jann Disclosed

Unlocking potential : tackling economic, institutional and social constraints of informal entrepreneurship in Sub-Saharan Africa : main findings and policy conclusions (English)

In the past two decades, research on the informal sector has emphasized the heterogeneity of this part of the economy, example in terms of entry costs, firm size, and access to credit, forward- and backward linkages as well as human and physical capital endowments. ... See More +

Working Paper 77925 NOV 01, 2011

Grimm, Michael; Hoeven, Rolph van der; Lay, Jann Disclosed

Informal sector dynamics in times of fragile growth : the case of Madagascar (English)

This paper investigates the dynamics of the informal sector in Madagascar during a period of fragile growth. Overall, the behavior of informal firms in terms of earnings, employment and capital accumulation points to a degree of heterogeneity which goes beyond a simple dualistic model and even a more refined model that would distinguish between an upper entrepreneurial and a lower subsistence tier within the informal sector. ... See More +

Working Paper 77929 SEP 01, 2011

Vaillant, Julia; Grimm, Michael; Lay, Jann; Roubaud, Francois Disclosed

Barriers to entry and returns to capital in informal activities : evidence from Sub-Saharan Africa (English)

This paper investigates the patterns of capital entry barriers and capital returns in informal Micro and Small Enterprises (MSE's) using a unique micro data set seven West-African countries. ... See More +

Working Paper 77927 MAY 01, 2011

Grimm, Michael; Kruger, Jens; Lay, Jann Disclosed

MDG achievements, determinants and resource needs : what has been learnt ? (English)

This paper reviews the effectiveness and efficiency of key policy instruments for the achievement of the Millennium Development Goals (MDG). Based on a simple cross-country regression analysis, the paper argues that average Millennium Development Goal progress is likely to be too slow to meet education and health sector targets in a number of developing countries. ... See More +

Policy Research Working Paper WPS5320 MAY 01, 2010

Lay, Jann Disclosed

The complementarity of MDG achievements : the case of child mortality in Sub-Saharan Africa (English)

This paper analyzes complementarities between different Millennium Development Goals, focusing on child mortality and how it is influenced by progress in the other goals, in particular two goals related to the expansion of female education: universal primary education and gender equality in education. ... See More +

Policy Research Working Paper WPS5062 SEP 09, 2009

Lay, Jann; Robilliard, Anne-Sophie Disclosed

The impact of commodity price changes on rural households : the case of coffee in Uganda (English)

Policies and external shocks affecting agriculture, the main source of income for rural households, can be expected to have a significant impact on poverty. ... See More +

Policy Research Working Paper WPS4088 DEC 01, 2006

Bussolo, Maurizio; Godart, Olivier; Lay, Jann; Thiele, Rainer Disclosed

Structural change and poverty reduction in Brazil : the impact of the Doha Round (English)

Over the medium time horizon, skill upgrading, differentials in sectoral technological progress, and migration of labor out of farming activities are some of the major structural adjustment factors shaping the evolution of an economy and its connected poverty trends. ... See More +

Policy Research Working Paper WPS3833 FEB 01, 2006

Bussolo, Maurizio; Lay, Jann; van der Mensbrugghe, Dominique Disclosed

Globalization and poverty changes in Colombia (English)

Assessing the final impact of globalization on poverty is a difficult task. This paper looks at how globalization affects poverty through numerous channels, including the positive and negative linkages and trade expansion and growth that are macro phenomena, whereas poverty is fundamentally a micro phenomenon. ... See More +

Working Paper 28734 APR 30, 2003

Bussolo, Maurizio; Lay, Jann

Title Document Date Report No. Document Type Also available in
Constrained firms, not subsistence activities : evidence on capital returns and accumulation in Peruvian microenterprises (English)
See More +
MAR 01, 2013 77928 Other Social Protection Study
Kinship-ties and entrepreneurship in Western Africa (English)
See More +
FEB 01, 2013 77936 Other Social Protection Study
How much does utility access matter for the performance of micro and small enterprises? (English)
See More +
NOV 01, 2012 77935 Working Paper
Credit constrained in risky activities? : the determinants of capital stocks of micro and small firms in Western Africa (English)
See More +
MAY 01, 2012 77923 Working Paper
Constrained gazelles : high potentials in West Africa's informal economy (English)
See More +
MAR 01, 2012 77926 Working Paper
Unlocking potential : tackling economic, institutional and social constraints of informal entrepreneurship in Sub-Saharan Africa : main findings and policy conclusions (English)
See More +
NOV 01, 2011 77925 Working Paper
Informal sector dynamics in times of fragile growth : the case of Madagascar (English)
See More +
SEP 01, 2011 77929 Working Paper
Barriers to entry and returns to capital in informal activities : evidence from Sub-Saharan Africa (English)
See More +
MAY 01, 2011 77927 Working Paper
MDG achievements, determinants and resource needs : what has been learnt ? (English)
See More +
MAY 01, 2010 WPS5320 Policy Research Working Paper
The complementarity of MDG achievements : the case of child mortality in Sub-Saharan Africa (English)
See More +
SEP 09, 2009 WPS5062 Policy Research Working Paper
The impact of commodity price changes on rural households : the case of coffee in Uganda (English)
See More +
DEC 01, 2006 WPS4088 Policy Research Working Paper
Structural change and poverty reduction in Brazil : the impact of the Doha Round (English)
See More +
FEB 01, 2006 WPS3833 Policy Research Working Paper
Globalization and poverty changes in Colombia (English)
See More +
APR 30, 2003 28734 Working Paper