purpose:  the paper aims to focus on south africa’s poor economic performance and the regular downgrades of the country’s economic and financial rating by international rating agencies. it attempts to show that these continuous downgrades are a recipe for economic and financial disaster in the long – run; that the continuance of this phenomenon will stymie the implementation of the national dev...

Word Ordering Errors (WOEs) are the most frequent type of grammatical errors at sentence level for non-native Chinese language learners. Learners taking Chinese as a foreign language often place character(s) in the wrong places in sentences, and that results in wrong word(s) or ungrammatical sentences. Besides, there are no clear word boundaries in Chinese sentences. That makes WOEs detection a...

Purpose:  The paper aims to focus on South Africa’s poor economic performance and the regular downgrades of the country’s economic and financial rating by international rating agencies. It attempts to show that these continuous downgrades are a recipe for economic and financial disaster in the long – run; that the continuance of this phenomenon will stymie the implementation of the National Dev...

We annotated and analyzed Worked Out Examples (WOEs) in a corpus of tutoring dialogues on Computer Science data structures. We found that some dialogue moves that occur within WOEs, or sequences thereof, correlate with learning. Features of WOEs such as length also correlate with learning for some data structures. These results will be used to augment the tutorial tactics available to iList, an...

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Independently owned nature reserves are proliferating across the developing world. Nevertheless, the conservation community knows practically nothing about them. This paper examines the economic, ecological, and social impacts of ecotourism, as evidenced at thirty-two of these reserves. Ecotourism is shown to be the primary means through which reserves survive financially. This reliance provide...