328 research outputs found

    Economic Development and Marketing Strategies: a Comparative Lens

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    Go back We analyze two core models of economic development in emerging markets: socialism (i.e., the “visible hand” of the state in directing the country’s socio-economic life) and capitalism (i.e., the “invisible hand” of the markets implemented through pro-market reforms). We further distinguish between two types of socialist economic development: Soviet Communism (as experienced in the pre-1990s Central and Eastern European transition economies) and Fabian Socialism (as experiencedin pre-1991 India). We then suggest that companies can adapt to the evolution from socialism to capitalism in their countries through the implementation of more sophisticated marketing strategies that can ensure a sustainable competitive advantage. Thus, we study the marketing strategies of companies from emerging markets operating under both models of economic development. We analyze the opportunities and challenges that emerging market companies face under each model of economic development in terms of deploying various marketing strategies, and provide useful venues for future research

    A novel method of preparing thiol-derivatised nanoparticles ofgold, platinum and silver forming superstructures

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    Thiol-derivatised nanoparticles of Au, Pt and Ag (diameter 1-10 nm) forming superstructures, are prepared by the acid-facilitated transfer of well characterized particles in a hydrosol to a toluene layer containing the thiol

    Adsorption of 2,2 '-dithiodipyridine as a tool for the assembly of silver nanoparticles

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    Silver nanostructured thin films stabilized by 2,2’-dithiodipyridine (2dtpy) were prepared. The Ag nanoparticles were obtained by treating the complex [Ag(2dtpy)]NO3 with NaBH4 in a methanol–toluene mixture. The films were transferred to borosilicate glass slips by a dip-coating method and were found to consist of Ag nanoparticles possibly linked via 2dtpy molecules. Surface-enhanced Raman scattering (SERS) studies have offered the possibility of investigating the adsorption modes of 2dtpy at the Ag nanoparticle surfaces in the fil

    Variabilidad de rindes de trigo y fertilización nitrogenada

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    p.115-122En la primera parte del trabajo se presenta un modelo teórico de respuesta del cultivo de trigo a una serie de factores de producción. El objetivo del mismo es permitir la estimación del valor esperado de rinde, E (Y), y la varianza de rinde, V (Y), para cualquier nivel de uso de insumo. En la segunda parte se usa el modelo anterior para analizar el proceso de respuesta del cultivo de trigo al uso de fertilizante nitrogenado. Se utilizan datos experimentales correspondientes a la zona triguera II. Una función polinomial es ajustada a datos de ensayos llevados a cabo en la zona II Norte y en la zona II Sur. Una prueba estadística para detectar la presencia de heterocedasticidad (el Test de Park) permite estimar la influencia del nivel de fertilización nitrogenada sobre la variabilidad de rindes. Se concluye que (1) las dosis óptimas son considerablemente (30-50 por ciento) mayores en la zona II surque en la II Norte, (2) las diferencias (entre zonas) de dosis óptima son mayores cuanto menores son las relaciones de precio fertilizante-trigo y (3) la utilización de fertilizante nitrogenado no parece aumentad el riesgo económico de producción

    Variazioni sul tema della prigionia: La Captive di Chantal Akerman.

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    Properties of the hole-doped Ln1−xAxMnO3 (Ln=rare earth, A=alkaline earth, x<0.5) are compared with those of the electron-doped compositions (x>0.5). Charge ordering is the dominant interaction in the latter class of manganates unlike ferromagnetism and metallicity in the hole-doped materials. Properties of charge-ordered (CO) compositions in the hole- and electron-doped regimes, Pr0.64Ca0.36MnO3 and Pr0.36Ca0.64MnO3, differ markedly. Thus, the CO state in the hole-doped Pr0.64Ca0.36MnO3 is destroyed by magnetic fields and by substitution of Cr3+ or Ru4+ (3%) in the Mn site, while the CO state in the electron-doped Pr0.36Ca0.64MnO3 is essentially unaffected. It is not possible to induce long-range ferromagnetism in the electron-doped manganates by increasing the Mn-O-Mn angles up to 165 and 180° as in La0.33Ca0.33Sr0.34MnO3; application of magnetic fields and Cr/Ru substitution (3%) do not result in long-range ferromagnetism and metallicity. Application of magnetic fields on the Cr/Ru-doped, electron-doped manganates also fails to induce metallicity. These unusual features of the electron-doped manganates suggest that the electronic structure of these materials is likely to be entirely different from that of the hole-doped ones, as verified by first-principles linearized muffin-tin orbital calculations
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