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Tone of mass media news affect pledge amounts in reward crowdfunding campaign

Mendes-da-Silva, Wesley; Felipe, Israel José dos Santos; Leal, Cristiana Cerqueira; Aguiar, Marcelo Otone

We study whether the tone of the daily news in mass media, used as a proxy for market sentiment, affects the typical daily pledge amount in reward crowdfunding campaigns. Based on unique data from over 350,000 pledges in reward crowdfunding campaigns in over 2,600 cities in Brazil, we find that market sentiment affects the willingness of backers to make larger pledges. Our unprecedented results reveal that good...


SISFLOR: A COMPUTATIONAL SYSTEM TO DETERMINE THE OPTIMAL TREE BUCKING

Silva, Rodrigo Freitas; Aguiar, Marcelo Otone; da Silva, Mayra Luiza Marques; da Silva, Gilson Fernandes; de Mendonça, Adriano Ribeiro

A continuously competitive forest market and tied to the demands for wood products promotes the study and development of applications that increase the revenue of the forest enterprises. At harvesting, the cutting pattern (forest assortment) in which the trees are traced is traditionally determined by the experience of the chainsaw operator without using any optimization technique, which may result in economic ...

Date: 2020   |   Origin: Oasisbr

UM SISTEMA PARA REGULAR A PRODUÇÃO FLORESTAL POR MEIO DA FORMAÇÃO OTIMIZADA DE ...

Aguiar, Marcelo Otone; Silva, Rodrigo Freitas; Silva, Mayra Luiza Marques da; Mauri, Geraldo Regis; Silva, Gilson Fernandes da

Um dos principais desafios atribuído ao planejamento da exploração de florestas nativas é a regulação da produção florestal, muitas vezes realizada por meio da divisão da Área de Manejo Florestal (AMF) em Unidades de Produção (UP). Levando em consideração a existência de um mercado cada vez mais competitivo e as dificuldades em alocar manualmente as UPs de maneira ótima, os manejadores vêm utilizando progressiv...

Date: 2019   |   Origin: Oasisbr

Introdução ao C em 10 aulas

Aguiar, Marcelo Otone; Silva, Rodrigo Freitas

1. edição; Submitted by Patricia Barros (patricia.barros@ufes.br) on 2017-05-26T12:58:33Z No. of bitstreams: 2 license_rdf: 0 bytes, checksum: d41d8cd98f00b204e9800998ecf8427e (MD5) Introdução_C_10_Aulas.pdf: 3943599 bytes, checksum: a34be94c1f5925eaf8b0235fe9df6eb5 (MD5); Approved for entry into archive by Patricia Barros (patricia.barros@ufes.br) on 2017-05-26T13:41:24Z (GMT) No. of bitstreams: 2 license_rdf:...

Date: 2017   |   Origin: Oasisbr

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