Results 31 to 40 of about 26,738 (159)

Avaliação genética de seleções e híbridos de limões cravo, Volkameriano e Rugoso como porta-enxertos para laranjeiras Valência na presença da morte súbita dos citros. [PDF]

, 2016
Este estudo teve como objetivo realizar a avaliação genética da produção de frutos, eficiência produtiva e altura de laranjeiras Valência (Citrus sinensis) enxertadas em seleções e híbridos dos limões Cravo (C. limonia), Volkameriano (C.
BLUMER, S., POMPEU JUNIOR, J., RESENDE, M. D. V. de   +2 more
core  

Has the Euro Paid Off? A Study of the Trade‐Induced Welfare Effects of the EMU

Journal of Money, Credit and Banking, Volume 58, Issue 3, Page 705-737, April 2026.
Abstract This paper aims to provide policy‐relevant insights into the effect of the euro on trade. It uses a new data set of bilateral international and intranational manufacturing trade flows for 69 countries over the period 1986−2016. A general equilibrium gravity model is estimated to quantify the welfare effect of the euro and its impact on ...
Silviano Esteve‐Pérez, Salvador Gil‐Pareja, Rafael Llorca‐Vivero, Jordi Paniagua   +3 more
wiley   +1 more source

Navigating the Uncertainty: Unveiling the Impact of Trade Policy Uncertainty on GVC Ascent in Chinese Listed Companies

International Studies of Economics, Volume 21, Issue 1, Page 29-44, March 2026.
ABSTRACT This study is based on real options theory and uses a sample of Chinese listed companies from 2000 to 2016 to investigate the dynamic process and mechanisms by which trade policy uncertainty affects the upgrading of enterprises within the global value chain (GVC). The article finds that trade policy uncertainty has a positive forcing effect on
Shiyi Wu, Rui Niu
wiley   +1 more source

Human capital in economic development: from labour productivity to macroeconomic impact [PDF]

, 2015
Micro-econometric evidence reveals high private returns to education, most prominently in low-income countries. However, it is disputed to what extent this translates into a macro-economic impact.
Abel, Acemoglu, Adams, Anderson, Armington, Arrow, Barouni, Becker, Benahabib, Blanchflower, Blundell, Bonjour, Brown, Card, Card, Devarajan, Freund, Gelan, Giesecke, Hanusheck, Harmon, Hayashi, Hermannsson, Heywood, Hoddinott, Jolliffe, Krueger, Lange, Limão, McMahon, McMahon, Mincer, Mérette, NSO, Pritchett, Psacharopoulos, Schoellman, Schultz, Sianesi, Soon, Spence, Stiglitz, Tobin   +42 more
core   +2 more sources

Implications of Food Trade Policy for Domestic and International Food Price Volatility

Agricultural Economics, Volume 57, Issue 2, March 2026.
ABSTRACT This article investigates the impact of food trade policies on domestic and international price volatility, focusing on rice and wheat markets. It posits that policymakers aim to minimize the political costs associated with changing domestic prices and those associated with deviating from political‐economy equilibria. The study uses price data,
Will Martin, Abdullah Mamun, Nicholas Minot   +2 more
wiley   +1 more source

Maturation curves and degree-days accumulation for fruits of 'Folha Murcha' orange trees Curvas de maturação e graus-dia acumulados para frutos de plantas de laranjeira 'Folha Murcha'

Scientia Agricola, 2006
The effect of thermal summation on orange fruit growth on different rootstocks has not been studied for the State of Paraná, Brazil. This research evaluated the growth of fruits by means of maturation curves, and quantified the growing degree-days (GDD ...
Neusa Maria Colauto Stenzel, Carmen Silvia Vieira Janeiro Neves, Celso Jamil Marur, Maria Brígida dos Santos Scholz, José Carlos Gomes   +4 more
doaj   +1 more source

Porta-enxertos para laranjeiras-doces (Citrus sinensis (L.) OSB.), em Rio Branco, Acre. [PDF]

, 2019
O objetivo deste trabalho foi de avaliar o comportamento de sete cultivares de laranjeiras-doces: 'Baia 101', 'Baianinha IAC 79', 'Monte Parnaso', 'Pêra D6', 'Natal 112', 'Valência 27' e 'Aquiri', sobre diferentes porta-enxertos: limão 'Cravo ...
CUNHA SOBRINHO, A. P. da, LEDO, A. da S., LEDO, F. J. da S., RITZINGER, R.   +3 more
core  

Trade costs, infrastructure, and dynamics in a global economy

International Journal of Economic Theory, Volume 22, Issue 1, Page 40-62, March 2026.
Abstract This study develops a dynamic two‐country model with trade costs linked to international infrastructure stock. With variable markups and firm heterogeneity, the welfare impact of trade costs depends on firms' cost distribution. Governments engage in a dynamic public investment game, leading to multiple steady states. The dynamic equilibrium of
Akihiko Yanase
wiley   +1 more source

Gravity With Lasso: Global Cereal Trade With Factors of Conflicts, COVID‐19, Currency, China, Climate Change and Income (‘6C’)

The World Economy, Volume 49, Issue 2, Page 346-372, February 2026.
ABSTRACT Global and open trade fosters peace, economic prosperity and food security worldwide, but it faces growing instability due to multidimensional factors. A range of new developments threaten the resilience of trade networks, with direct implications for food security.
Lucie Maruejols, Jasmin Wehner, Lisa Hoeschle, Xiaohua Yu   +3 more
wiley   +1 more source

O óleo essencial de Pimenta racemosa é eficiente inseticida para controle de Sitophilus spp. (Coleoptera: Curculionidae) em grãos armazenados

Pesquisa Agropecuária Gaúcha, 2020
Os produtos formulados a partir de plantas possuem uma gama de compostos ativos, dos quais muitos apresentam efeitos inseticidas já comprovados, podendo ser atraentes ou repelentes aos insetos, servindo assim como alternativa no controle das populações ...
Mariana Rosa da Silva, Patrícia Menegaz de Farias   +1 more
doaj   +1 more source