O modelo e-Score de previsão de falências para empresas de internet

  • Pereira O
  • Ness Jr W
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Abstract

Este estudo propõe um modelo de regressão logística que estime a probabilidade do evento de falência em empresas de Internet, isto é, as que sejam dependentes do e-business. Foram selecionadas 61 empresas norte-americanas e divididas em duas amostras: 25 empresas falidas, entre 1999 e 2001, e 36 não-falidas, no mesmo período. Uma amostra de treinamento foi aleatoriamente selecionada para a determinação das variáveis e dos parâmetros do modelo. A amostra de teste confirmou a alta acurácia do modelo, classificando corretamente 95,1% da amostra de 61 empresas, utilizando as demonstrações financeiras anuais do ano anterior à falência; e 88,1%, para demonstrações de 2 anos antes do mesmo evento. Portanto, o Modelo e-Score demonstra ser bastante significante utilizando apenas três variáveis, de 63 analisadas: (i) INT/TL: Interest Expense (Income) / Total Liabilities; (ii) R&D/EMP: Research & Development Expenses / Nº de Empregados; e (iii) OCF/CL: Operating Cash Flow / Current Liabilities. As variáveis (i) e (iii) são obtidas nas demonstrações convencionais, enquanto (ii) é inovadora, indicando que uma empresa de Internet que investe em R&D por empregado possui maiores chances de sobreviver. Já as que possuem Resultados Financeiros negativos altos e Fluxos de Caixa Operacionais baixos possuem menos chances de sobrevivência.This study proposes a binomial logit model to estimate the probability of an event of bankruptcy for Internet companies, i.e. companies dependent on e-business. Sixty-one American companies were selected and divided into two samples: 25, which had filed for petition under the US Bankruptcy Code, between 1999 and 2001, and 36, which had not, for the same period. A training sample was randomly selected to determine the model variables and parameters and a holdout sample has confirmed its high accuracy by correctly classifying 95.1% of the total sample of 61 companies, based on annual financial statements as of one year before the bankruptcy's occurrence; and 88.1%, as of two years prior to the same event. Then, the e-Score Model reveals to be very significant by using only three variables, of 63 first analyzed: (i) INT/TL: Interest Expense (Income) to Total Liabilities; (ii) R&D/EMP: Research & Development Expenses to Number of Employees; e (iii) OCF/CL: Operating Cash Flow to Current Liabilities. While (i) and (iii) can be obtained from conventional financial statements, (ii) is innovative, indicating the company which invests in R&D on a per employee basis has a greater chance of survival. In contrast, companies presenting relatively high Net Interest Expenses and low Operating Cash Flow have less chance for survival.

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Pereira, O. M., & Ness Jr, W. L. (2004). O modelo e-Score de previsão de falências para empresas de internet. Revista de Administração Contemporânea, 8(3), 143–166. https://doi.org/10.1590/s1415-65552004000300008

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