NewsBank Text Analysis \(-\) Brazil

Section 1: China - Brazil News Articles

Keywords

1. Confucious Institute/Classroom
2. New Development Bank
3. Huawei
4. Sinovac/Sinopharm
5. Petrobras
6. Eletrobrás/Centrais Elétricas Brasileira
7. Ministry of Agriculture/MAP
8. BRICS

Frequency by Year

	2014	2015	2016	2017	2018	2019	2020	2021	2022
Chinese Media	651	744	474	971	1071	1287	687	615	236
Brazilian Media	132	58	111	117	40	1	1	208	194
Western Media	1709	1684	1209	1581	3042	4260	3293	2443	649

20 Most Common Words

Sentiment Analysis: Time-Series Plots

Both of these plots show same information. Pick one:

Sentiment Analysis: Box Plots

Sentiment Analysis: Density Plots

Sentiment Analysis: Regression

	Dependent variable:
	sentiment
chn	0.027***
	(0.001)
wst	-0.004***
	(0.001)
Constant	0.001
	(0.001)
Observations	27,468
R2	0.140
Adjusted R2	0.140
Residual Std. Error	0.033 (df = 27465)
F Statistic	2,233.653*** (df = 2; 27465)
Note:	*p<0.1; **p<0.05; ***p<0.01

Interpretation:

chn = coefficient for Chinese sources
wst = coefficient for Western sources
Constant = Intercept, which is the coefficient for Domestic sources

It shows that the sentiment score for CHN-BRA articles in domestic sources is close to zero, while Chinese sources are significantly more positive.

We can also see the same results in the boxplot and density plot above.

We can plot the above results in a coefficient plot below:

Sentiment Analysis: Coefficient Plot

Sentiment Analysis: Keywords

Both the boxplots below convey the same information. Pick one or both:

Section 2: Russia - Brazil News Articles

Keywords

1. Petrobras
2. Eletrobrás/Centrais Elétricas Brasileiras
3. Ministry of Agriculture/MAPA
4. BRICS
5. Rosatom
6. Eletrobras Termonuclear/Eletronuclear
7. Russian Direct Investment Fund
8. Embraer
9. Brazilian Navy
10. GLONASS
11. Sputnik V

Frequency by Year

	2014	2015	2016	2017	2018	2019	2020	2021	2022
Russian Media	42	36	27	1	6	30	53	60	5
Brazilian Media	138	60	112	128	45	1	0	179	182
Western Media	690	748	561	887	615	430	802	1320	286

20 Most Common Words

Sentiment Analysis: Time-Series Plots

Both of these plots show same information. Pick one:

Sentiment Analysis: Box Plots

Sentiment Analysis: Density Plots

Sentiment Analysis: Regression

	Dependent variable:
	sentiment
rus	-0.007***
	(0.002)
wst	-0.005***
	(0.001)
Constant	0.001
	(0.001)
Observations	7,444
R2	0.003
Adjusted R2	0.002
Residual Std. Error	0.030 (df = 7441)
F Statistic	9.620*** (df = 2; 7441)
Note:	*p<0.1; **p<0.05; ***p<0.01

Interpretation:

rus = coefficient for Russian sources
wst = coefficient for Western sources
Constant = Intercept, which is the coefficient for Domestic sources

We can plot the above results in a coefficient plot below:

Sentiment Analysis: Coefficient Plot

Note the difference between this coefficient plot and the coefficient plot for China - Brazil articles in the first section.

Sentiment Analysis: Keywords

Both the boxplots below convey the same information. Pick one or both:

End of File