David Boansi

17 Questions 90 Answers 0 Followers

Questions related from David Boansi

What are some of the economic advantages and disadvantages of landlockedness (with reference to trade and growth)?

It is generally perceived that due to lack of direct access to the sea, landlocked countries are primarily marginalized from major trade related networks and hardly benefit from trade...

01 January 2015 9,581 25 View

What is the difference between coping and adaptation in the context of climate change?

Are coping strategies the same as adaptation strategies in the context of climate change? If not, what are the basic differences between the two?

06 June 2014 1,320 6 View

Are there any means by which extremes in climate variables can help reduce disaster risk?

I want to know if there are any merits of climate extremes.

03 March 2014 6,203 7 View

Is climate change that bad a phenomenon, or are the extremes the reason behind the negative perceptions?

Is climate change bad, or are extremes rather the actual threat?

03 March 2014 5,969 12 View

What is the difference between re-defining a variable and transforming a variable?

02 February 2014 1,673 5 View

Why do people have different interpretations for a common situation written on a sheet of paper?

Human beings seem to have same organs and cells, ability to reason just like any other person and what have you..yet, when given a sheet of paper with piece of information, they seem to have quite...

12 December 2013 2,444 21 View

What is the difference between error terms and residuals in econometrics (or in regression models)?

Students usually use the words "errors terms" and "residuals" interchangeably in discussing issues related to regression models and output of such models (along side the accompanying diagnostic...

12 December 2013 1,642 37 View

Having obtained highly significant betas in a regression, under what conditions will the F-statistic be insignificant? What accounts for this?

I would like to know the mechanics behind such an observation/situation.

12 December 2013 471 17 View

Is it appropriate to always regard a model with significant F-statistic as being good, perfect, valid or the best? Why?

In literature, tests based on F-statistic that fail to reject the null hypothesis of the "effect of all betas being zero" are usually inferred on a model as performing poorly. Must the opposite...

12 December 2013 9,817 6 View

Feeding the thousand mouths of tomorrow, what is the way forward to achieving this?

Any suggestions on how food demands of the current generation and the posterity could be met regularly (taking into consideration climate change, price volatility, yield variability, accessibility...

11 November 2013 1,153 11 View

What is the boundary between a "Pooled cross section" and a "Panel or Longitudinal" data?

I would like to know which attributes can be used to easily identify these two forms of data sets

11 November 2013 5,302 10 View

Could poverty be considered the root cause of food (and nutrition) insecurity? Why?

Knowing of its connection to land degradation, accessing of markets, education, health, knowledge and human capital development, and income, among others, is it appropriate to say people are food...

11 November 2013 966 10 View

What in your opinion are second generation biofuels? Is Jatropha a second-generation biofuel feedstock/crop?

I would like to know the opinions of professionals about the production of second generation biofuels and to find out if Jatropha is one of the second generation feedstocks.

11 November 2013 6,651 3 View

Disciplinary approach,multidisciplinary approach,interdisciplinary approach,trans-disciplinary approach.Which is appropriate for development research?

Just need professional views on this issue

11 November 2013 9,723 11 View

Do the Cold War terms of "first", "second", "third" and "fourth" worlds still hold in terms of classification?

The world was classified during the Cold War into first, second, third and fourth worlds due to the then situation of countries within each group. But as much as significant changes have occurred...

11 November 2013 5,855 4 View

Is it better to use the "mean" or "median" in describing central value/tendency of a given population/sample?

I want to know which among the two "mean" or "median" appropriately reflects central value of a given sample/population.

11 November 2013 9,736 28 View

With less emission and its energy saving attributes, should continuous production of biofuels be encouraged regardless of their effect on food supply?

I would like to know if it is economically, socially, and environmentally appropriate to use more land for biofuels production at the expense of food production as is being observed in some of the...

11 November 2013 7,083 13 View